2017754375

素因数分解:

$5^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2729}}^1$

素因数の和:2782

約数の個数: 60

約数和(自身を含む): 3121438320

約数和(自身を除く): 1103683945

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 125, 169, 175, 325, 455, 625, 845, 875, 1183, 1625, 2275, 2729, 4225, 4375, 5915, 8125, 11375, 13645, 19103, 21125, 29575, 35477, 56875, 68225, 95515, 105625, 147875, 177385, 248339, 341125, 461201, 477575, 739375, 886925, 1241695, 1705625, 2306005, 2387875, 3228407, 4434625, 6208475, 11530025, 11939375, 16142035, 22173125, 31042375, 57650125, 80710175, 155211875, 288250625, 403550875, 2017754375]

約数ペア:

[(1, 2017754375), (5, 403550875), (7, 288250625), (13, 155211875), (25, 80710175), (35, 57650125), (65, 31042375), (91, 22173125), (125, 16142035), (169, 11939375), (175, 11530025), (325, 6208475), (455, 4434625), (625, 3228407), (845, 2387875), (875, 2306005), (1183, 1705625), (1625, 1241695), (2275, 886925), (2729, 739375), (4225, 477575), (4375, 461201), (5915, 341125), (8125, 248339), (11375, 177385), (13645, 147875), (19103, 105625), (21125, 95515), (29575, 68225), (35477, 56875)]