8250760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 21542400

約数和(自身を除く): 13291640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 373, 395, 553, 632, 746, 790, 1106, 1492, 1580, 1865, 2212, 2611, 2765, 2984, 3160, 3730, 4424, 5222, 5530, 7460, 10444, 11060, 13055, 14920, 20888, 22120, 26110, 29467, 52220, 58934, 104440, 117868, 147335, 206269, 235736, 294670, 412538, 589340, 825076, 1031345, 1178680, 1650152, 2062690, 4125380, 8250760]

約数ペア:

[(1, 8250760), (2, 4125380), (4, 2062690), (5, 1650152), (7, 1178680), (8, 1031345), (10, 825076), (14, 589340), (20, 412538), (28, 294670), (35, 235736), (40, 206269), (56, 147335), (70, 117868), (79, 104440), (140, 58934), (158, 52220), (280, 29467), (316, 26110), (373, 22120), (395, 20888), (553, 14920), (632, 13055), (746, 11060), (790, 10444), (1106, 7460), (1492, 5530), (1580, 5222), (1865, 4424), (2212, 3730), (2611, 3160), (2765, 2984)]