51891760

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 126884736

約数和(自身を除く): 74992976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 47, 74, 80, 94, 148, 185, 188, 235, 296, 370, 373, 376, 470, 592, 740, 746, 752, 940, 1480, 1492, 1739, 1865, 1880, 2960, 2984, 3478, 3730, 3760, 5968, 6956, 7460, 8695, 13801, 13912, 14920, 17390, 17531, 27602, 27824, 29840, 34780, 35062, 55204, 69005, 69560, 70124, 87655, 110408, 138010, 139120, 140248, 175310, 220816, 276020, 280496, 350620, 552040, 648647, 701240, 1104080, 1297294, 1402480, 2594588, 3243235, 5189176, 6486470, 10378352, 12972940, 25945880, 51891760]

約数ペア:

[(1, 51891760), (2, 25945880), (4, 12972940), (5, 10378352), (8, 6486470), (10, 5189176), (16, 3243235), (20, 2594588), (37, 1402480), (40, 1297294), (47, 1104080), (74, 701240), (80, 648647), (94, 552040), (148, 350620), (185, 280496), (188, 276020), (235, 220816), (296, 175310), (370, 140248), (373, 139120), (376, 138010), (470, 110408), (592, 87655), (740, 70124), (746, 69560), (752, 69005), (940, 55204), (1480, 35062), (1492, 34780), (1739, 29840), (1865, 27824), (1880, 27602), (2960, 17531), (2984, 17390), (3478, 14920), (3730, 13912), (3760, 13801), (5968, 8695), (6956, 7460)]