72414920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{433}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 169207920

約数和(自身を除く): 96793000

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 113, 148, 185, 226, 296, 370, 433, 452, 565, 740, 866, 904, 1130, 1480, 1732, 2165, 2260, 3464, 4181, 4330, 4520, 8362, 8660, 16021, 16724, 17320, 20905, 32042, 33448, 41810, 48929, 64084, 80105, 83620, 97858, 128168, 160210, 167240, 195716, 244645, 320420, 391432, 489290, 640840, 978580, 1810373, 1957160, 3620746, 7241492, 9051865, 14482984, 18103730, 36207460, 72414920]

約数ペア:

[(1, 72414920), (2, 36207460), (4, 18103730), (5, 14482984), (8, 9051865), (10, 7241492), (20, 3620746), (37, 1957160), (40, 1810373), (74, 978580), (113, 640840), (148, 489290), (185, 391432), (226, 320420), (296, 244645), (370, 195716), (433, 167240), (452, 160210), (565, 128168), (740, 97858), (866, 83620), (904, 80105), (1130, 64084), (1480, 48929), (1732, 41810), (2165, 33448), (2260, 32042), (3464, 20905), (4181, 17320), (4330, 16724), (4520, 16021), (8362, 8660)]