13357900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 54

約数和(自身を含む): 30167340

約数和(自身を除く): 16809440

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 139, 155, 278, 310, 556, 620, 695, 775, 961, 1390, 1550, 1922, 2780, 3100, 3475, 3844, 4309, 4805, 6950, 8618, 9610, 13900, 17236, 19220, 21545, 24025, 43090, 48050, 86180, 96100, 107725, 133579, 215450, 267158, 430900, 534316, 667895, 1335790, 2671580, 3339475, 6678950, 13357900]

約数ペア:

[(1, 13357900), (2, 6678950), (4, 3339475), (5, 2671580), (10, 1335790), (20, 667895), (25, 534316), (31, 430900), (50, 267158), (62, 215450), (100, 133579), (124, 107725), (139, 96100), (155, 86180), (278, 48050), (310, 43090), (556, 24025), (620, 21545), (695, 19220), (775, 17236), (961, 13900), (1390, 9610), (1550, 8618), (1922, 6950), (2780, 4805), (3100, 4309), (3475, 3844)]