64470250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 132088320

約数和(自身を除く): 67618070

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 83, 125, 130, 166, 239, 250, 325, 415, 478, 650, 830, 1079, 1195, 1625, 2075, 2158, 2390, 3107, 3250, 4150, 5395, 5975, 6214, 10375, 10790, 11950, 15535, 19837, 20750, 26975, 29875, 31070, 39674, 53950, 59750, 77675, 99185, 134875, 155350, 198370, 257881, 269750, 388375, 495925, 515762, 776750, 991850, 1289405, 2479625, 2578810, 4959250, 6447025, 12894050, 32235125, 64470250]

約数ペア:

[(1, 64470250), (2, 32235125), (5, 12894050), (10, 6447025), (13, 4959250), (25, 2578810), (26, 2479625), (50, 1289405), (65, 991850), (83, 776750), (125, 515762), (130, 495925), (166, 388375), (239, 269750), (250, 257881), (325, 198370), (415, 155350), (478, 134875), (650, 99185), (830, 77675), (1079, 59750), (1195, 53950), (1625, 39674), (2075, 31070), (2158, 29875), (2390, 26975), (3107, 20750), (3250, 19837), (4150, 15535), (5395, 11950), (5975, 10790), (6214, 10375)]