64637325

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{3089}}^1$

素因数の和:3139

約数の個数: 48

約数和(自身を含む): 122611200

約数和(自身を除く): 57973875

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 135, 155, 225, 279, 465, 675, 775, 837, 1395, 2325, 3089, 4185, 6975, 9267, 15445, 20925, 27801, 46335, 77225, 83403, 95759, 139005, 231675, 287277, 417015, 478795, 695025, 861831, 1436385, 2085075, 2393975, 2585493, 4309155, 7181925, 12927465, 21545775, 64637325]

約数ペア:

[(1, 64637325), (3, 21545775), (5, 12927465), (9, 7181925), (15, 4309155), (25, 2585493), (27, 2393975), (31, 2085075), (45, 1436385), (75, 861831), (93, 695025), (135, 478795), (155, 417015), (225, 287277), (279, 231675), (465, 139005), (675, 95759), (775, 83403), (837, 77225), (1395, 46335), (2325, 27801), (3089, 20925), (4185, 15445), (6975, 9267)]