70800340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{887}}^1$

素因数の和:1216

約数の個数: 48

約数和(自身を含む): 160820352

約数和(自身を除く): 90020012

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 307, 614, 887, 1228, 1535, 1774, 3070, 3548, 3991, 4435, 6140, 7982, 8870, 11531, 15964, 17740, 19955, 23062, 39910, 46124, 57655, 79820, 115310, 230620, 272309, 544618, 1089236, 1361545, 2723090, 3540017, 5446180, 7080034, 14160068, 17700085, 35400170, 70800340]

約数ペア:

[(1, 70800340), (2, 35400170), (4, 17700085), (5, 14160068), (10, 7080034), (13, 5446180), (20, 3540017), (26, 2723090), (52, 1361545), (65, 1089236), (130, 544618), (260, 272309), (307, 230620), (614, 115310), (887, 79820), (1228, 57655), (1535, 46124), (1774, 39910), (3070, 23062), (3548, 19955), (3991, 17740), (4435, 15964), (6140, 11531), (7982, 8870)]