225203840

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11351}}^1$

素因数の和:11401

約数の個数: 64

約数和(自身を含む): 555793920

約数和(自身を除く): 330590080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 11351, 19840, 22702, 45404, 56755, 90808, 113510, 181616, 227020, 351881, 363232, 454040, 703762, 726464, 908080, 1407524, 1452928, 1759405, 1816160, 2815048, 3518810, 3632320, 5630096, 7037620, 7264640, 11260192, 14075240, 22520384, 28150480, 45040768, 56300960, 112601920, 225203840]

約数ペア:

[(1, 225203840), (2, 112601920), (4, 56300960), (5, 45040768), (8, 28150480), (10, 22520384), (16, 14075240), (20, 11260192), (31, 7264640), (32, 7037620), (40, 5630096), (62, 3632320), (64, 3518810), (80, 2815048), (124, 1816160), (128, 1759405), (155, 1452928), (160, 1407524), (248, 908080), (310, 726464), (320, 703762), (496, 454040), (620, 363232), (640, 351881), (992, 227020), (1240, 181616), (1984, 113510), (2480, 90808), (3968, 56755), (4960, 45404), (9920, 22702), (11351, 19840)]