388630655

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{25409}}^1$

素因数の和:25463

約数の個数: 32

約数和(自身を含む): 585446400

約数和(自身を除く): 196815745

約数列:

[1, 5, 7, 19, 23, 35, 95, 115, 133, 161, 437, 665, 805, 2185, 3059, 15295, 25409, 127045, 177863, 482771, 584407, 889315, 2413855, 2922035, 3379397, 4090849, 11103733, 16896985, 20454245, 55518665, 77726131, 388630655]

約数ペア:

[(1, 388630655), (5, 77726131), (7, 55518665), (19, 20454245), (23, 16896985), (35, 11103733), (95, 4090849), (115, 3379397), (133, 2922035), (161, 2413855), (437, 889315), (665, 584407), (805, 482771), (2185, 177863), (3059, 127045), (15295, 25409)]