76891340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 175461552

約数和(自身を除く): 98570212

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 251, 265, 289, 340, 502, 530, 578, 901, 1004, 1060, 1156, 1255, 1445, 1802, 2510, 2890, 3604, 4267, 4505, 5020, 5780, 8534, 9010, 13303, 15317, 17068, 18020, 21335, 26606, 30634, 42670, 53212, 61268, 66515, 72539, 76585, 85340, 133030, 145078, 153170, 226151, 266060, 290156, 306340, 362695, 452302, 725390, 904604, 1130755, 1450780, 2261510, 3844567, 4523020, 7689134, 15378268, 19222835, 38445670, 76891340]

約数ペア:

[(1, 76891340), (2, 38445670), (4, 19222835), (5, 15378268), (10, 7689134), (17, 4523020), (20, 3844567), (34, 2261510), (53, 1450780), (68, 1130755), (85, 904604), (106, 725390), (170, 452302), (212, 362695), (251, 306340), (265, 290156), (289, 266060), (340, 226151), (502, 153170), (530, 145078), (578, 133030), (901, 85340), (1004, 76585), (1060, 72539), (1156, 66515), (1255, 61268), (1445, 53212), (1802, 42670), (2510, 30634), (2890, 26606), (3604, 21335), (4267, 18020), (4505, 17068), (5020, 15317), (5780, 13303), (8534, 9010)]