980019300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{251287}}^1$

素因数の和:251317

約数の個数: 72

約数和(自身を含む): 3053651776

約数和(自身を除く): 2073632476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 251287, 502574, 753861, 1005148, 1256435, 1507722, 2512870, 3015444, 3266731, 3769305, 5025740, 6282175, 6533462, 7538610, 9800193, 12564350, 13066924, 15077220, 16333655, 18846525, 19600386, 25128700, 32667310, 37693050, 39200772, 49000965, 65334620, 75386100, 81668275, 98001930, 163336550, 196003860, 245004825, 326673100, 490009650, 980019300]

約数ペア:

[(1, 980019300), (2, 490009650), (3, 326673100), (4, 245004825), (5, 196003860), (6, 163336550), (10, 98001930), (12, 81668275), (13, 75386100), (15, 65334620), (20, 49000965), (25, 39200772), (26, 37693050), (30, 32667310), (39, 25128700), (50, 19600386), (52, 18846525), (60, 16333655), (65, 15077220), (75, 13066924), (78, 12564350), (100, 9800193), (130, 7538610), (150, 6533462), (156, 6282175), (195, 5025740), (260, 3769305), (300, 3266731), (325, 3015444), (390, 2512870), (650, 1507722), (780, 1256435), (975, 1005148), (1300, 753861), (1950, 502574), (3900, 251287)]