72440500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13171}}^1$

素因数の和:13201

約数の個数: 48

約数和(自身を含む): 172605888

約数和(自身を除く): 100165388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 1100, 1375, 2750, 5500, 13171, 26342, 52684, 65855, 131710, 144881, 263420, 289762, 329275, 579524, 658550, 724405, 1317100, 1448810, 1646375, 2897620, 3292750, 3622025, 6585500, 7244050, 14488100, 18110125, 36220250, 72440500]

約数ペア:

[(1, 72440500), (2, 36220250), (4, 18110125), (5, 14488100), (10, 7244050), (11, 6585500), (20, 3622025), (22, 3292750), (25, 2897620), (44, 1646375), (50, 1448810), (55, 1317100), (100, 724405), (110, 658550), (125, 579524), (220, 329275), (250, 289762), (275, 263420), (500, 144881), (550, 131710), (1100, 65855), (1375, 52684), (2750, 26342), (5500, 13171)]