205127555668

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^2\times {\mathrm{193}}^1\times {\mathrm{419}}^1$

素因数の和:786

約数の個数: 144

約数和(自身を含む): 443758331520

約数和(自身を除く): 238630775852

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 73, 119, 146, 193, 238, 292, 386, 419, 476, 511, 772, 838, 1022, 1241, 1351, 1676, 2044, 2482, 2702, 2933, 3281, 4964, 5329, 5404, 5866, 6562, 7123, 8687, 10658, 11732, 13124, 14089, 14246, 17374, 21316, 22967, 28178, 28492, 30587, 34748, 37303, 45934, 49861, 56356, 61174, 74606, 80867, 90593, 91868, 98623, 99722, 122348, 149212, 161734, 181186, 197246, 199444, 214109, 239513, 323468, 362372, 394492, 428218, 479026, 519979, 566069, 634151, 856436, 958052, 1028497, 1039958, 1132138, 1268302, 1374739, 1676591, 2056994, 2079916, 2232851, 2264276, 2536604, 2749478, 3353182, 3639853, 4113988, 4465702, 5498956, 5903291, 6706364, 7199479, 7279706, 8931404, 9623173, 11806582, 14398958, 14559412, 15629957, 17484449, 19246346, 23613164, 28797916, 31259914, 34968898, 37958467, 38492692, 41323037, 62519828, 69937796, 75916934, 82646074, 100355947, 122391143, 151833868, 165292148, 200711894, 244782286, 265709269, 401423788, 430940243, 489564572, 531418538, 702491629, 861880486, 1062837076, 1404983258, 1723760972, 2809966516, 3016581701, 6033163402, 7325984131, 12066326804, 14651968262, 29303936524, 51281888917, 102563777834, 205127555668]

約数ペア:

[(1, 205127555668), (2, 102563777834), (4, 51281888917), (7, 29303936524), (14, 14651968262), (17, 12066326804), (28, 7325984131), (34, 6033163402), (68, 3016581701), (73, 2809966516), (119, 1723760972), (146, 1404983258), (193, 1062837076), (238, 861880486), (292, 702491629), (386, 531418538), (419, 489564572), (476, 430940243), (511, 401423788), (772, 265709269), (838, 244782286), (1022, 200711894), (1241, 165292148), (1351, 151833868), (1676, 122391143), (2044, 100355947), (2482, 82646074), (2702, 75916934), (2933, 69937796), (3281, 62519828), (4964, 41323037), (5329, 38492692), (5404, 37958467), (5866, 34968898), (6562, 31259914), (7123, 28797916), (8687, 23613164), (10658, 19246346), (11732, 17484449), (13124, 15629957), (14089, 14559412), (14246, 14398958), (17374, 11806582), (21316, 9623173), (22967, 8931404), (28178, 7279706), (28492, 7199479), (30587, 6706364), (34748, 5903291), (37303, 5498956), (45934, 4465702), (49861, 4113988), (56356, 3639853), (61174, 3353182), (74606, 2749478), (80867, 2536604), (90593, 2264276), (91868, 2232851), (98623, 2079916), (99722, 2056994), (122348, 1676591), (149212, 1374739), (161734, 1268302), (181186, 1132138), (197246, 1039958), (199444, 1028497), (214109, 958052), (239513, 856436), (323468, 634151), (362372, 566069), (394492, 519979), (428218, 479026)]