78952000

素因数分解:

$2^6\times 5^3\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 112

約数和(自身を含む): 199704960

約数和(自身を除く): 120752960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 80, 100, 125, 139, 142, 160, 200, 250, 278, 284, 320, 355, 400, 500, 556, 568, 695, 710, 800, 1000, 1112, 1136, 1390, 1420, 1600, 1775, 2000, 2224, 2272, 2780, 2840, 3475, 3550, 4000, 4448, 4544, 5560, 5680, 6950, 7100, 8000, 8875, 8896, 9869, 11120, 11360, 13900, 14200, 17375, 17750, 19738, 22240, 22720, 27800, 28400, 34750, 35500, 39476, 44480, 49345, 55600, 56800, 69500, 71000, 78952, 98690, 111200, 113600, 139000, 142000, 157904, 197380, 222400, 246725, 278000, 284000, 315808, 394760, 493450, 556000, 568000, 631616, 789520, 986900, 1112000, 1233625, 1579040, 1973800, 2467250, 3158080, 3947600, 4934500, 7895200, 9869000, 15790400, 19738000, 39476000, 78952000]

約数ペア:

[(1, 78952000), (2, 39476000), (4, 19738000), (5, 15790400), (8, 9869000), (10, 7895200), (16, 4934500), (20, 3947600), (25, 3158080), (32, 2467250), (40, 1973800), (50, 1579040), (64, 1233625), (71, 1112000), (80, 986900), (100, 789520), (125, 631616), (139, 568000), (142, 556000), (160, 493450), (200, 394760), (250, 315808), (278, 284000), (284, 278000), (320, 246725), (355, 222400), (400, 197380), (500, 157904), (556, 142000), (568, 139000), (695, 113600), (710, 111200), (800, 98690), (1000, 78952), (1112, 71000), (1136, 69500), (1390, 56800), (1420, 55600), (1600, 49345), (1775, 44480), (2000, 39476), (2224, 35500), (2272, 34750), (2780, 28400), (2840, 27800), (3475, 22720), (3550, 22240), (4000, 19738), (4448, 17750), (4544, 17375), (5560, 14200), (5680, 13900), (6950, 11360), (7100, 11120), (8000, 9869), (8875, 8896)]