25378440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3467}}^1$

素因数の和:3542

約数の個数: 64

約数和(自身を含む): 77405760

約数和(自身を除く): 52027320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3467, 3660, 6934, 7320, 10401, 13868, 17335, 20802, 27736, 34670, 41604, 52005, 69340, 83208, 104010, 138680, 208020, 211487, 416040, 422974, 634461, 845948, 1057435, 1268922, 1691896, 2114870, 2537844, 3172305, 4229740, 5075688, 6344610, 8459480, 12689220, 25378440]

約数ペア:

[(1, 25378440), (2, 12689220), (3, 8459480), (4, 6344610), (5, 5075688), (6, 4229740), (8, 3172305), (10, 2537844), (12, 2114870), (15, 1691896), (20, 1268922), (24, 1057435), (30, 845948), (40, 634461), (60, 422974), (61, 416040), (120, 211487), (122, 208020), (183, 138680), (244, 104010), (305, 83208), (366, 69340), (488, 52005), (610, 41604), (732, 34670), (915, 27736), (1220, 20802), (1464, 17335), (1830, 13868), (2440, 10401), (3467, 7320), (3660, 6934)]