8380855

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 12441600

約数和(自身を除く): 4060745

約数列:

[1, 5, 7, 23, 29, 35, 115, 145, 161, 203, 359, 667, 805, 1015, 1795, 2513, 3335, 4669, 8257, 10411, 12565, 23345, 41285, 52055, 57799, 72877, 239453, 288995, 364385, 1197265, 1676171, 8380855]

約数ペア:

[(1, 8380855), (5, 1676171), (7, 1197265), (23, 364385), (29, 288995), (35, 239453), (115, 72877), (145, 57799), (161, 52055), (203, 41285), (359, 23345), (667, 12565), (805, 10411), (1015, 8257), (1795, 4669), (2513, 3335)]