91858040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{709}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 214704000

約数和(自身を除く): 122845960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 79, 82, 158, 164, 205, 316, 328, 395, 410, 632, 709, 790, 820, 1418, 1580, 1640, 2836, 3160, 3239, 3545, 5672, 6478, 7090, 12956, 14180, 16195, 25912, 28360, 29069, 32390, 56011, 58138, 64780, 112022, 116276, 129560, 145345, 224044, 232552, 280055, 290690, 448088, 560110, 581380, 1120220, 1162760, 2240440, 2296451, 4592902, 9185804, 11482255, 18371608, 22964510, 45929020, 91858040]

約数ペア:

[(1, 91858040), (2, 45929020), (4, 22964510), (5, 18371608), (8, 11482255), (10, 9185804), (20, 4592902), (40, 2296451), (41, 2240440), (79, 1162760), (82, 1120220), (158, 581380), (164, 560110), (205, 448088), (316, 290690), (328, 280055), (395, 232552), (410, 224044), (632, 145345), (709, 129560), (790, 116276), (820, 112022), (1418, 64780), (1580, 58138), (1640, 56011), (2836, 32390), (3160, 29069), (3239, 28360), (3545, 25912), (5672, 16195), (6478, 14180), (7090, 12956)]