18985295615

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{82207}}^1$

素因数の和:82272

約数の個数: 64

約数和(自身を含む): 29831639040

約数和(自身を除く): 10846343425

約数列:

[1, 5, 11, 13, 17, 19, 55, 65, 85, 95, 143, 187, 209, 221, 247, 323, 715, 935, 1045, 1105, 1235, 1615, 2431, 2717, 3553, 4199, 12155, 13585, 17765, 20995, 46189, 82207, 230945, 411035, 904277, 1068691, 1397519, 1561933, 4521385, 5343455, 6987595, 7809665, 11755601, 15372709, 17181263, 18167747, 20305129, 26552861, 58778005, 76863545, 85906315, 90838735, 101525645, 132764305, 199845217, 223356419, 292081471, 345187193, 999226085, 1116782095, 1460407355, 1725935965, 3797059123, 18985295615]

約数ペア:

[(1, 18985295615), (5, 3797059123), (11, 1725935965), (13, 1460407355), (17, 1116782095), (19, 999226085), (55, 345187193), (65, 292081471), (85, 223356419), (95, 199845217), (143, 132764305), (187, 101525645), (209, 90838735), (221, 85906315), (247, 76863545), (323, 58778005), (715, 26552861), (935, 20305129), (1045, 18167747), (1105, 17181263), (1235, 15372709), (1615, 11755601), (2431, 7809665), (2717, 6987595), (3553, 5343455), (4199, 4521385), (12155, 1561933), (13585, 1397519), (17765, 1068691), (20995, 904277), (46189, 411035), (82207, 230945)]