31320250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 66044160

約数和(自身を除く): 34723910

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 115, 125, 130, 230, 250, 299, 325, 419, 575, 598, 650, 838, 1150, 1495, 1625, 2095, 2875, 2990, 3250, 4190, 5447, 5750, 7475, 9637, 10475, 10894, 14950, 19274, 20950, 27235, 37375, 48185, 52375, 54470, 74750, 96370, 104750, 125281, 136175, 240925, 250562, 272350, 481850, 626405, 680875, 1204625, 1252810, 1361750, 2409250, 3132025, 6264050, 15660125, 31320250]

約数ペア:

[(1, 31320250), (2, 15660125), (5, 6264050), (10, 3132025), (13, 2409250), (23, 1361750), (25, 1252810), (26, 1204625), (46, 680875), (50, 626405), (65, 481850), (115, 272350), (125, 250562), (130, 240925), (230, 136175), (250, 125281), (299, 104750), (325, 96370), (419, 74750), (575, 54470), (598, 52375), (650, 48185), (838, 37375), (1150, 27235), (1495, 20950), (1625, 19274), (2095, 14950), (2875, 10894), (2990, 10475), (3250, 9637), (4190, 7475), (5447, 5750)]