201655838890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{188857}}^1$

素因数の和:189463

約数の個数: 64

約数和(自身を含む): 420008105088

約数和(自身を除く): 218352266198

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 571, 935, 1142, 1870, 2855, 5710, 6281, 9707, 12562, 19414, 31405, 48535, 62810, 97070, 106777, 188857, 213554, 377714, 533885, 944285, 1067770, 1888570, 2077427, 3210569, 4154854, 6421138, 10387135, 16052845, 20774270, 32105690, 35316259, 70632518, 107837347, 176581295, 215674694, 353162590, 539186735, 1078373470, 1186210817, 1833234899, 2372421634, 3666469798, 5931054085, 9166174495, 11862108170, 18332348990, 20165583889, 40331167778, 100827919445, 201655838890]

約数ペア:

[(1, 201655838890), (2, 100827919445), (5, 40331167778), (10, 20165583889), (11, 18332348990), (17, 11862108170), (22, 9166174495), (34, 5931054085), (55, 3666469798), (85, 2372421634), (110, 1833234899), (170, 1186210817), (187, 1078373470), (374, 539186735), (571, 353162590), (935, 215674694), (1142, 176581295), (1870, 107837347), (2855, 70632518), (5710, 35316259), (6281, 32105690), (9707, 20774270), (12562, 16052845), (19414, 10387135), (31405, 6421138), (48535, 4154854), (62810, 3210569), (97070, 2077427), (106777, 1888570), (188857, 1067770), (213554, 944285), (377714, 533885)]