82126520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2239}}^1$

素因数の和:2388

約数の個数: 64

約数和(自身を含む): 212889600

約数和(自身を除く): 130763080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 655, 917, 1048, 1310, 1834, 2239, 2620, 3668, 4478, 4585, 5240, 7336, 8956, 9170, 11195, 15673, 17912, 18340, 22390, 31346, 36680, 44780, 62692, 78365, 89560, 125384, 156730, 293309, 313460, 586618, 626920, 1173236, 1466545, 2053163, 2346472, 2933090, 4106326, 5866180, 8212652, 10265815, 11732360, 16425304, 20531630, 41063260, 82126520]

約数ペア:

[(1, 82126520), (2, 41063260), (4, 20531630), (5, 16425304), (7, 11732360), (8, 10265815), (10, 8212652), (14, 5866180), (20, 4106326), (28, 2933090), (35, 2346472), (40, 2053163), (56, 1466545), (70, 1173236), (131, 626920), (140, 586618), (262, 313460), (280, 293309), (524, 156730), (655, 125384), (917, 89560), (1048, 78365), (1310, 62692), (1834, 44780), (2239, 36680), (2620, 31346), (3668, 22390), (4478, 18340), (4585, 17912), (5240, 15673), (7336, 11195), (8956, 9170)]