65000040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{347}}^1$

素因数の和:591

約数の個数: 128

約数和(自身を含む): 224501760

約数和(自身を除く): 159501720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 223, 280, 347, 420, 446, 669, 694, 840, 892, 1041, 1115, 1338, 1388, 1561, 1735, 1784, 2082, 2230, 2429, 2676, 2776, 3122, 3345, 3470, 4164, 4460, 4683, 4858, 5205, 5352, 6244, 6690, 6940, 7287, 7805, 8328, 8920, 9366, 9716, 10410, 12145, 12488, 13380, 13880, 14574, 15610, 18732, 19432, 20820, 23415, 24290, 26760, 29148, 31220, 36435, 37464, 41640, 46830, 48580, 58296, 62440, 72870, 77381, 93660, 97160, 145740, 154762, 187320, 232143, 291480, 309524, 386905, 464286, 541667, 619048, 773810, 928572, 1083334, 1160715, 1547620, 1625001, 1857144, 2166668, 2321430, 2708335, 3095240, 3250002, 4333336, 4642860, 5416670, 6500004, 8125005, 9285720, 10833340, 13000008, 16250010, 21666680, 32500020, 65000040]

約数ペア:

[(1, 65000040), (2, 32500020), (3, 21666680), (4, 16250010), (5, 13000008), (6, 10833340), (7, 9285720), (8, 8125005), (10, 6500004), (12, 5416670), (14, 4642860), (15, 4333336), (20, 3250002), (21, 3095240), (24, 2708335), (28, 2321430), (30, 2166668), (35, 1857144), (40, 1625001), (42, 1547620), (56, 1160715), (60, 1083334), (70, 928572), (84, 773810), (105, 619048), (120, 541667), (140, 464286), (168, 386905), (210, 309524), (223, 291480), (280, 232143), (347, 187320), (420, 154762), (446, 145740), (669, 97160), (694, 93660), (840, 77381), (892, 72870), (1041, 62440), (1115, 58296), (1338, 48580), (1388, 46830), (1561, 41640), (1735, 37464), (1784, 36435), (2082, 31220), (2230, 29148), (2429, 26760), (2676, 24290), (2776, 23415), (3122, 20820), (3345, 19432), (3470, 18732), (4164, 15610), (4460, 14574), (4683, 13880), (4858, 13380), (5205, 12488), (5352, 12145), (6244, 10410), (6690, 9716), (6940, 9366), (7287, 8920), (7805, 8328)]