401566672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101611}}^1$

素因数の和:101651

約数の個数: 40

約数和(自身を含む): 881992160

約数和(自身を除く): 480425488

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 101611, 203222, 406444, 812888, 1320943, 1625776, 1930609, 2641886, 3861218, 5283772, 7722436, 10567544, 15444872, 21135088, 25097917, 30889744, 50195834, 100391668, 200783336, 401566672]

約数ペア:

[(1, 401566672), (2, 200783336), (4, 100391668), (8, 50195834), (13, 30889744), (16, 25097917), (19, 21135088), (26, 15444872), (38, 10567544), (52, 7722436), (76, 5283772), (104, 3861218), (152, 2641886), (208, 1930609), (247, 1625776), (304, 1320943), (494, 812888), (988, 406444), (1976, 203222), (3952, 101611)]