1291820200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{53381}}^1$

素因数の和:53419

約数の個数: 72

約数和(自身を含む): 3301409790

約数和(自身を除く): 2009589590

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 200, 220, 242, 275, 440, 484, 550, 605, 968, 1100, 1210, 2200, 2420, 3025, 4840, 6050, 12100, 24200, 53381, 106762, 213524, 266905, 427048, 533810, 587191, 1067620, 1174382, 1334525, 2135240, 2348764, 2669050, 2935955, 4697528, 5338100, 5871910, 6459101, 10676200, 11743820, 12918202, 14679775, 23487640, 25836404, 29359550, 32295505, 51672808, 58719100, 64591010, 117438200, 129182020, 161477525, 258364040, 322955050, 645910100, 1291820200]

約数ペア:

[(1, 1291820200), (2, 645910100), (4, 322955050), (5, 258364040), (8, 161477525), (10, 129182020), (11, 117438200), (20, 64591010), (22, 58719100), (25, 51672808), (40, 32295505), (44, 29359550), (50, 25836404), (55, 23487640), (88, 14679775), (100, 12918202), (110, 11743820), (121, 10676200), (200, 6459101), (220, 5871910), (242, 5338100), (275, 4697528), (440, 2935955), (484, 2669050), (550, 2348764), (605, 2135240), (968, 1334525), (1100, 1174382), (1210, 1067620), (2200, 587191), (2420, 533810), (3025, 427048), (4840, 266905), (6050, 213524), (12100, 106762), (24200, 53381)]