20160408125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1181}}^1$

素因数の和:1416

約数の個数: 80

約数和(自身を含む): 29776868352

約数和(自身を除く): 9616460227

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 191, 275, 325, 625, 715, 955, 1181, 1375, 1625, 2101, 2483, 3575, 4775, 5905, 6875, 8125, 10505, 12415, 12991, 15353, 17875, 23875, 27313, 29525, 52525, 62075, 64955, 76765, 89375, 119375, 136565, 147625, 168883, 225571, 262625, 310375, 324775, 383825, 682825, 738125, 844415, 1127855, 1313125, 1551875, 1623875, 1919125, 2481281, 2932423, 3414125, 4222075, 5639275, 8119375, 9595625, 12406405, 14662115, 17070625, 21110375, 28196375, 32256653, 62032025, 73310575, 105551875, 140981875, 161283265, 310160125, 366552875, 806416325, 1550800625, 1832764375, 4032081625, 20160408125]

約数ペア:

[(1, 20160408125), (5, 4032081625), (11, 1832764375), (13, 1550800625), (25, 806416325), (55, 366552875), (65, 310160125), (125, 161283265), (143, 140981875), (191, 105551875), (275, 73310575), (325, 62032025), (625, 32256653), (715, 28196375), (955, 21110375), (1181, 17070625), (1375, 14662115), (1625, 12406405), (2101, 9595625), (2483, 8119375), (3575, 5639275), (4775, 4222075), (5905, 3414125), (6875, 2932423), (8125, 2481281), (10505, 1919125), (12415, 1623875), (12991, 1551875), (15353, 1313125), (17875, 1127855), (23875, 844415), (27313, 738125), (29525, 682825), (52525, 383825), (62075, 324775), (64955, 310375), (76765, 262625), (89375, 225571), (119375, 168883), (136565, 147625)]