920145954815

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{487}}^1\times {\mathrm{19919}}^1$

素因数の和:20783

約数の個数: 32

約数和(自身を含む): 1128253501440

約数和(自身を除く): 208107546625

約数列:

[1, 5, 61, 305, 311, 487, 1555, 2435, 18971, 19919, 29707, 94855, 99595, 148535, 151457, 757285, 1215059, 6075295, 6194809, 9238877, 9700553, 30974045, 46194385, 48502765, 377883349, 591733733, 1889416745, 2958668665, 3016871983, 15084359915, 184029190963, 920145954815]

約数ペア:

[(1, 920145954815), (5, 184029190963), (61, 15084359915), (305, 3016871983), (311, 2958668665), (487, 1889416745), (1555, 591733733), (2435, 377883349), (18971, 48502765), (19919, 46194385), (29707, 30974045), (94855, 9700553), (99595, 9238877), (148535, 6194809), (151457, 6075295), (757285, 1215059)]