204598915

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1979}}^1$

素因数の和:2067

約数の個数: 32

約数和(自身を含む): 273715200

約数和(自身を除く): 69116285

約数列:

[1, 5, 23, 29, 31, 115, 145, 155, 667, 713, 899, 1979, 3335, 3565, 4495, 9895, 20677, 45517, 57391, 61349, 103385, 227585, 286955, 306745, 1319993, 1411027, 1779121, 6599965, 7055135, 8895605, 40919783, 204598915]

約数ペア:

[(1, 204598915), (5, 40919783), (23, 8895605), (29, 7055135), (31, 6599965), (115, 1779121), (145, 1411027), (155, 1319993), (667, 306745), (713, 286955), (899, 227585), (1979, 103385), (3335, 61349), (3565, 57391), (4495, 45517), (9895, 20677)]