83621780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2551}}^1$

素因数の和:2720

約数の個数: 48

約数和(自身を含む): 192931200

約数和(自身を除く): 109309420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 149, 220, 298, 596, 745, 1490, 1639, 2551, 2980, 3278, 5102, 6556, 8195, 10204, 12755, 16390, 25510, 28061, 32780, 51020, 56122, 112244, 140305, 280610, 380099, 561220, 760198, 1520396, 1900495, 3800990, 4181089, 7601980, 8362178, 16724356, 20905445, 41810890, 83621780]

約数ペア:

[(1, 83621780), (2, 41810890), (4, 20905445), (5, 16724356), (10, 8362178), (11, 7601980), (20, 4181089), (22, 3800990), (44, 1900495), (55, 1520396), (110, 760198), (149, 561220), (220, 380099), (298, 280610), (596, 140305), (745, 112244), (1490, 56122), (1639, 51020), (2551, 32780), (2980, 28061), (3278, 25510), (5102, 16390), (6556, 12755), (8195, 10204)]