18808887890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{2153}}^1$

素因数の和:2316

約数の個数: 128

約数和(自身を含む): 39863819520

約数和(自身を除く): 21054931630

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 59, 65, 67, 85, 118, 130, 134, 170, 221, 295, 335, 442, 590, 670, 767, 871, 1003, 1105, 1139, 1534, 1742, 2006, 2153, 2210, 2278, 3835, 3953, 4306, 4355, 5015, 5695, 7670, 7906, 8710, 10030, 10765, 11390, 13039, 14807, 19765, 21530, 26078, 27989, 29614, 36601, 39530, 51389, 55978, 65195, 67201, 73202, 74035, 102778, 127027, 130390, 134402, 139945, 144251, 148070, 183005, 254054, 256945, 279890, 288502, 336005, 366010, 475813, 513890, 635135, 672010, 721255, 873613, 951626, 1270270, 1442510, 1651351, 1747226, 1875263, 2159459, 2379065, 2452267, 3302702, 3750526, 4318918, 4368065, 4758130, 4904534, 8256755, 8510809, 8736130, 9376315, 10797295, 12261335, 16513510, 17021618, 18752630, 21594590, 24522670, 28072967, 31879471, 42554045, 56145934, 63758942, 85108090, 110640517, 140364835, 144683753, 159397355, 221281034, 280729670, 289367506, 318794710, 553202585, 723418765, 1106405170, 1446837530, 1880888789, 3761777578, 9404443945, 18808887890]

約数ペア:

[(1, 18808887890), (2, 9404443945), (5, 3761777578), (10, 1880888789), (13, 1446837530), (17, 1106405170), (26, 723418765), (34, 553202585), (59, 318794710), (65, 289367506), (67, 280729670), (85, 221281034), (118, 159397355), (130, 144683753), (134, 140364835), (170, 110640517), (221, 85108090), (295, 63758942), (335, 56145934), (442, 42554045), (590, 31879471), (670, 28072967), (767, 24522670), (871, 21594590), (1003, 18752630), (1105, 17021618), (1139, 16513510), (1534, 12261335), (1742, 10797295), (2006, 9376315), (2153, 8736130), (2210, 8510809), (2278, 8256755), (3835, 4904534), (3953, 4758130), (4306, 4368065), (4355, 4318918), (5015, 3750526), (5695, 3302702), (7670, 2452267), (7906, 2379065), (8710, 2159459), (10030, 1875263), (10765, 1747226), (11390, 1651351), (13039, 1442510), (14807, 1270270), (19765, 951626), (21530, 873613), (26078, 721255), (27989, 672010), (29614, 635135), (36601, 513890), (39530, 475813), (51389, 366010), (55978, 336005), (65195, 288502), (67201, 279890), (73202, 256945), (74035, 254054), (102778, 183005), (127027, 148070), (130390, 144251), (134402, 139945)]