1489904650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1388

約数の個数: 96

約数和(自身を含む): 3191514480

約数和(自身を除く): 1701609830

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 109, 130, 170, 218, 221, 325, 425, 442, 545, 650, 850, 1090, 1105, 1237, 1417, 1853, 2210, 2474, 2725, 2834, 3706, 5450, 5525, 6185, 7085, 9265, 11050, 12370, 14170, 16081, 18530, 21029, 24089, 30925, 32162, 35425, 42058, 46325, 48178, 61850, 70850, 80405, 92650, 105145, 120445, 134833, 160810, 210290, 240890, 269666, 273377, 402025, 525725, 546754, 602225, 674165, 804050, 1051450, 1204450, 1348330, 1366885, 1752829, 2292161, 2733770, 3370825, 3505658, 4584322, 6741650, 6834425, 8764145, 11460805, 13668850, 17528290, 22921610, 29798093, 43820725, 57304025, 59596186, 87641450, 114608050, 148990465, 297980930, 744952325, 1489904650]

約数ペア:

[(1, 1489904650), (2, 744952325), (5, 297980930), (10, 148990465), (13, 114608050), (17, 87641450), (25, 59596186), (26, 57304025), (34, 43820725), (50, 29798093), (65, 22921610), (85, 17528290), (109, 13668850), (130, 11460805), (170, 8764145), (218, 6834425), (221, 6741650), (325, 4584322), (425, 3505658), (442, 3370825), (545, 2733770), (650, 2292161), (850, 1752829), (1090, 1366885), (1105, 1348330), (1237, 1204450), (1417, 1051450), (1853, 804050), (2210, 674165), (2474, 602225), (2725, 546754), (2834, 525725), (3706, 402025), (5450, 273377), (5525, 269666), (6185, 240890), (7085, 210290), (9265, 160810), (11050, 134833), (12370, 120445), (14170, 105145), (16081, 92650), (18530, 80405), (21029, 70850), (24089, 61850), (30925, 48178), (32162, 46325), (35425, 42058)]