20170073950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:567

約数の個数: 144

約数和(自身を含む): 41785048800

約数和(自身を除く): 21614974850

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 109, 122, 130, 169, 218, 305, 325, 338, 359, 545, 610, 650, 718, 793, 845, 1090, 1417, 1525, 1586, 1690, 1795, 2725, 2834, 3050, 3590, 3965, 4225, 4667, 5450, 6649, 7085, 7930, 8450, 8975, 9334, 10309, 13298, 14170, 17950, 18421, 19825, 20618, 21899, 23335, 33245, 35425, 36842, 39131, 39650, 43798, 46670, 51545, 60671, 66490, 70850, 78262, 86437, 92105, 103090, 109495, 116675, 121342, 166225, 172874, 184210, 195655, 218990, 233350, 257725, 284687, 303355, 332450, 391310, 432185, 460525, 508703, 515450, 547475, 569374, 606710, 864370, 921050, 978275, 1017406, 1094950, 1123681, 1423435, 1516775, 1956550, 2160925, 2247362, 2386991, 2543515, 2846870, 3033550, 3700931, 4321850, 4773982, 5087030, 5618405, 6613139, 7117175, 7401862, 11236810, 11934955, 12717575, 13226278, 14234350, 18504655, 23869910, 25435150, 28092025, 31030883, 33065695, 37009310, 56184050, 59674775, 62061766, 66131390, 92523275, 119349550, 155154415, 165328475, 185046550, 310308830, 330656950, 403401479, 775772075, 806802958, 1551544150, 2017007395, 4034014790, 10085036975, 20170073950]

約数ペア:

[(1, 20170073950), (2, 10085036975), (5, 4034014790), (10, 2017007395), (13, 1551544150), (25, 806802958), (26, 775772075), (50, 403401479), (61, 330656950), (65, 310308830), (109, 185046550), (122, 165328475), (130, 155154415), (169, 119349550), (218, 92523275), (305, 66131390), (325, 62061766), (338, 59674775), (359, 56184050), (545, 37009310), (610, 33065695), (650, 31030883), (718, 28092025), (793, 25435150), (845, 23869910), (1090, 18504655), (1417, 14234350), (1525, 13226278), (1586, 12717575), (1690, 11934955), (1795, 11236810), (2725, 7401862), (2834, 7117175), (3050, 6613139), (3590, 5618405), (3965, 5087030), (4225, 4773982), (4667, 4321850), (5450, 3700931), (6649, 3033550), (7085, 2846870), (7930, 2543515), (8450, 2386991), (8975, 2247362), (9334, 2160925), (10309, 1956550), (13298, 1516775), (14170, 1423435), (17950, 1123681), (18421, 1094950), (19825, 1017406), (20618, 978275), (21899, 921050), (23335, 864370), (33245, 606710), (35425, 569374), (36842, 547475), (39131, 515450), (39650, 508703), (43798, 460525), (46670, 432185), (51545, 391310), (60671, 332450), (66490, 303355), (70850, 284687), (78262, 257725), (86437, 233350), (92105, 218990), (103090, 195655), (109495, 184210), (116675, 172874), (121342, 166225)]