20145950500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{751}}^1\times {\mathrm{4127}}^1$

素因数の和:4910

約数の個数: 96

約数和(自身を含む): 47457865728

約数和(自身を除く): 27311915228

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 751, 1300, 1502, 1625, 3004, 3250, 3755, 4127, 6500, 7510, 8254, 9763, 15020, 16508, 18775, 19526, 20635, 37550, 39052, 41270, 48815, 53651, 75100, 82540, 93875, 97630, 103175, 107302, 187750, 195260, 206350, 214604, 244075, 268255, 375500, 412700, 488150, 515875, 536510, 976300, 1031750, 1073020, 1220375, 1341275, 2063500, 2440750, 2682550, 3099377, 4881500, 5365100, 6198754, 6706375, 12397508, 13412750, 15496885, 26825500, 30993770, 40291901, 61987540, 77484425, 80583802, 154968850, 161167604, 201459505, 309937700, 387422125, 402919010, 774844250, 805838020, 1007297525, 1549688500, 2014595050, 4029190100, 5036487625, 10072975250, 20145950500]

約数ペア:

[(1, 20145950500), (2, 10072975250), (4, 5036487625), (5, 4029190100), (10, 2014595050), (13, 1549688500), (20, 1007297525), (25, 805838020), (26, 774844250), (50, 402919010), (52, 387422125), (65, 309937700), (100, 201459505), (125, 161167604), (130, 154968850), (250, 80583802), (260, 77484425), (325, 61987540), (500, 40291901), (650, 30993770), (751, 26825500), (1300, 15496885), (1502, 13412750), (1625, 12397508), (3004, 6706375), (3250, 6198754), (3755, 5365100), (4127, 4881500), (6500, 3099377), (7510, 2682550), (8254, 2440750), (9763, 2063500), (15020, 1341275), (16508, 1220375), (18775, 1073020), (19526, 1031750), (20635, 976300), (37550, 536510), (39052, 515875), (41270, 488150), (48815, 412700), (53651, 375500), (75100, 268255), (82540, 244075), (93875, 214604), (97630, 206350), (103175, 195260), (107302, 187750)]