158506720

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31957}}^1$

素因数の和:32003

約数の個数: 48

約数和(自身を含む): 386563968

約数和(自身を除く): 228057248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 31957, 63914, 127828, 159785, 255656, 319570, 511312, 639140, 990667, 1022624, 1278280, 1981334, 2556560, 3962668, 4953335, 5113120, 7925336, 9906670, 15850672, 19813340, 31701344, 39626680, 79253360, 158506720]

約数ペア:

[(1, 158506720), (2, 79253360), (4, 39626680), (5, 31701344), (8, 19813340), (10, 15850672), (16, 9906670), (20, 7925336), (31, 5113120), (32, 4953335), (40, 3962668), (62, 2556560), (80, 1981334), (124, 1278280), (155, 1022624), (160, 990667), (248, 639140), (310, 511312), (496, 319570), (620, 255656), (992, 159785), (1240, 127828), (2480, 63914), (4960, 31957)]