448589375

素因数分解:

$5^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 60

約数和(自身を含む): 631147968

約数和(自身を除く): 182558593

約数列:

[1, 5, 13, 25, 31, 65, 125, 137, 155, 169, 325, 403, 625, 685, 775, 845, 1625, 1781, 2015, 3425, 3875, 4225, 4247, 5239, 8125, 8905, 10075, 17125, 19375, 21125, 21235, 23153, 26195, 44525, 50375, 55211, 85625, 105625, 106175, 115765, 130975, 222625, 251875, 276055, 530875, 578825, 654875, 717743, 1113125, 1380275, 2654375, 2894125, 3274375, 3588715, 6901375, 14470625, 17943575, 34506875, 89717875, 448589375]

約数ペア:

[(1, 448589375), (5, 89717875), (13, 34506875), (25, 17943575), (31, 14470625), (65, 6901375), (125, 3588715), (137, 3274375), (155, 2894125), (169, 2654375), (325, 1380275), (403, 1113125), (625, 717743), (685, 654875), (775, 578825), (845, 530875), (1625, 276055), (1781, 251875), (2015, 222625), (3425, 130975), (3875, 115765), (4225, 106175), (4247, 105625), (5239, 85625), (8125, 55211), (8905, 50375), (10075, 44525), (17125, 26195), (19375, 23153), (21125, 21235)]