840352100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{22651}}^1$

素因数の和:22725

約数の個数: 72

約数和(自身を含む): 2123489088

約数和(自身を除く): 1283136988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 53, 70, 100, 106, 140, 175, 212, 265, 350, 371, 530, 700, 742, 1060, 1325, 1484, 1855, 2650, 3710, 5300, 7420, 9275, 18550, 22651, 37100, 45302, 90604, 113255, 158557, 226510, 317114, 453020, 566275, 634228, 792785, 1132550, 1200503, 1585570, 2265100, 2401006, 3171140, 3963925, 4802012, 6002515, 7927850, 8403521, 12005030, 15855700, 16807042, 24010060, 30012575, 33614084, 42017605, 60025150, 84035210, 120050300, 168070420, 210088025, 420176050, 840352100]

約数ペア:

[(1, 840352100), (2, 420176050), (4, 210088025), (5, 168070420), (7, 120050300), (10, 84035210), (14, 60025150), (20, 42017605), (25, 33614084), (28, 30012575), (35, 24010060), (50, 16807042), (53, 15855700), (70, 12005030), (100, 8403521), (106, 7927850), (140, 6002515), (175, 4802012), (212, 3963925), (265, 3171140), (350, 2401006), (371, 2265100), (530, 1585570), (700, 1200503), (742, 1132550), (1060, 792785), (1325, 634228), (1484, 566275), (1855, 453020), (2650, 317114), (3710, 226510), (5300, 158557), (7420, 113255), (9275, 90604), (18550, 45302), (22651, 37100)]