50316280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2531}}^1$

素因数の和:2620

約数の個数: 64

約数和(自身を含む): 131258880

約数和(自身を除く): 80942600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2531, 2840, 3976, 4970, 5062, 9940, 10124, 12655, 17717, 19880, 20248, 25310, 35434, 50620, 70868, 88585, 101240, 141736, 177170, 179701, 354340, 359402, 708680, 718804, 898505, 1257907, 1437608, 1797010, 2515814, 3594020, 5031628, 6289535, 7188040, 10063256, 12579070, 25158140, 50316280]

約数ペア:

[(1, 50316280), (2, 25158140), (4, 12579070), (5, 10063256), (7, 7188040), (8, 6289535), (10, 5031628), (14, 3594020), (20, 2515814), (28, 1797010), (35, 1437608), (40, 1257907), (56, 898505), (70, 718804), (71, 708680), (140, 359402), (142, 354340), (280, 179701), (284, 177170), (355, 141736), (497, 101240), (568, 88585), (710, 70868), (994, 50620), (1420, 35434), (1988, 25310), (2485, 20248), (2531, 19880), (2840, 17717), (3976, 12655), (4970, 10124), (5062, 9940)]