78848254240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{70400227}}^1$

素因数の和:70400249

約数の個数: 48

約数和(自身を含む): 212890289472

約数和(自身を除く): 134042035232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 70400227, 140800454, 281600908, 352001135, 492801589, 563201816, 704002270, 985603178, 1126403632, 1408004540, 1971206356, 2252807264, 2464007945, 2816009080, 3942412712, 4928015890, 5632018160, 7884825424, 9856031780, 11264036320, 15769650848, 19712063560, 39424127120, 78848254240]

約数ペア:

[(1, 78848254240), (2, 39424127120), (4, 19712063560), (5, 15769650848), (7, 11264036320), (8, 9856031780), (10, 7884825424), (14, 5632018160), (16, 4928015890), (20, 3942412712), (28, 2816009080), (32, 2464007945), (35, 2252807264), (40, 1971206356), (56, 1408004540), (70, 1126403632), (80, 985603178), (112, 704002270), (140, 563201816), (160, 492801589), (224, 352001135), (280, 281600908), (560, 140800454), (1120, 70400227)]