71873890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{22531}}^1$

素因数の和:22578

約数の個数: 32

約数和(自身を含む): 146007360

約数和(自身を除く): 74133470

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 22531, 45062, 112655, 225310, 247841, 495682, 653399, 1239205, 1306798, 2478410, 3266995, 6533990, 7187389, 14374778, 35936945, 71873890]

約数ペア:

[(1, 71873890), (2, 35936945), (5, 14374778), (10, 7187389), (11, 6533990), (22, 3266995), (29, 2478410), (55, 1306798), (58, 1239205), (110, 653399), (145, 495682), (290, 247841), (319, 225310), (638, 112655), (1595, 45062), (3190, 22531)]