20180835800

素因数分解:

$2^3\times 5^2\times {\mathrm{83}}^1\times {\mathrm{647}}^1\times {\mathrm{1879}}^1$

素因数の和:2625

約数の個数: 96

約数和(自身を含む): 47584454400

約数和(自身を除く): 27403618600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 83, 100, 166, 200, 332, 415, 647, 664, 830, 1294, 1660, 1879, 2075, 2588, 3235, 3320, 3758, 4150, 5176, 6470, 7516, 8300, 9395, 12940, 15032, 16175, 16600, 18790, 25880, 32350, 37580, 46975, 53701, 64700, 75160, 93950, 107402, 129400, 155957, 187900, 214804, 268505, 311914, 375800, 429608, 537010, 623828, 779785, 1074020, 1215713, 1247656, 1342525, 1559570, 2148040, 2431426, 2685050, 3119140, 3898925, 4862852, 5370100, 6078565, 6238280, 7797850, 9725704, 10740200, 12157130, 15595700, 24314260, 30392825, 31191400, 48628520, 60785650, 100904179, 121571300, 201808358, 243142600, 403616716, 504520895, 807233432, 1009041790, 2018083580, 2522604475, 4036167160, 5045208950, 10090417900, 20180835800]

約数ペア:

[(1, 20180835800), (2, 10090417900), (4, 5045208950), (5, 4036167160), (8, 2522604475), (10, 2018083580), (20, 1009041790), (25, 807233432), (40, 504520895), (50, 403616716), (83, 243142600), (100, 201808358), (166, 121571300), (200, 100904179), (332, 60785650), (415, 48628520), (647, 31191400), (664, 30392825), (830, 24314260), (1294, 15595700), (1660, 12157130), (1879, 10740200), (2075, 9725704), (2588, 7797850), (3235, 6238280), (3320, 6078565), (3758, 5370100), (4150, 4862852), (5176, 3898925), (6470, 3119140), (7516, 2685050), (8300, 2431426), (9395, 2148040), (12940, 1559570), (15032, 1342525), (16175, 1247656), (16600, 1215713), (18790, 1074020), (25880, 779785), (32350, 623828), (37580, 537010), (46975, 429608), (53701, 375800), (64700, 311914), (75160, 268505), (93950, 214804), (107402, 187900), (129400, 155957)]