633133640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{7013}}^1$

素因数の和:7122

約数の個数: 64

約数和(自身を含む): 1487248560

約数和(自身を除く): 854114920

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 61, 74, 122, 148, 185, 244, 296, 305, 370, 488, 610, 740, 1220, 1480, 2257, 2440, 4514, 7013, 9028, 11285, 14026, 18056, 22570, 28052, 35065, 45140, 56104, 70130, 90280, 140260, 259481, 280520, 427793, 518962, 855586, 1037924, 1297405, 1711172, 2075848, 2138965, 2594810, 3422344, 4277930, 5189620, 8555860, 10379240, 15828341, 17111720, 31656682, 63313364, 79141705, 126626728, 158283410, 316566820, 633133640]

約数ペア:

[(1, 633133640), (2, 316566820), (4, 158283410), (5, 126626728), (8, 79141705), (10, 63313364), (20, 31656682), (37, 17111720), (40, 15828341), (61, 10379240), (74, 8555860), (122, 5189620), (148, 4277930), (185, 3422344), (244, 2594810), (296, 2138965), (305, 2075848), (370, 1711172), (488, 1297405), (610, 1037924), (740, 855586), (1220, 518962), (1480, 427793), (2257, 280520), (2440, 259481), (4514, 140260), (7013, 90280), (9028, 70130), (11285, 56104), (14026, 45140), (18056, 35065), (22570, 28052)]