25422760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3041}}^1$

素因数の和:3082

約数の個数: 64

約数和(自身を含む): 65707200

約数和(自身を除く): 40284440

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 3041, 4180, 6082, 8360, 12164, 15205, 24328, 30410, 33451, 57779, 60820, 66902, 115558, 121640, 133804, 167255, 231116, 267608, 288895, 334510, 462232, 577790, 635569, 669020, 1155580, 1271138, 1338040, 2311160, 2542276, 3177845, 5084552, 6355690, 12711380, 25422760]

約数ペア:

[(1, 25422760), (2, 12711380), (4, 6355690), (5, 5084552), (8, 3177845), (10, 2542276), (11, 2311160), (19, 1338040), (20, 1271138), (22, 1155580), (38, 669020), (40, 635569), (44, 577790), (55, 462232), (76, 334510), (88, 288895), (95, 267608), (110, 231116), (152, 167255), (190, 133804), (209, 121640), (220, 115558), (380, 66902), (418, 60820), (440, 57779), (760, 33451), (836, 30410), (1045, 24328), (1672, 15205), (2090, 12164), (3041, 8360), (4180, 6082)]