788149820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 1761177600

約数和(自身を除く): 973027780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 79, 103, 116, 145, 158, 167, 206, 290, 316, 334, 395, 412, 515, 580, 668, 790, 835, 1030, 1580, 1670, 2060, 2291, 2987, 3340, 4582, 4843, 5974, 8137, 9164, 9686, 11455, 11948, 13193, 14935, 16274, 17201, 19372, 22910, 24215, 26386, 29870, 32548, 34402, 40685, 45820, 48430, 52772, 59740, 65965, 68804, 81370, 86005, 96860, 131930, 162740, 172010, 235973, 263860, 344020, 382597, 471946, 498829, 765194, 943892, 997658, 1179865, 1358879, 1530388, 1912985, 1995316, 2359730, 2494145, 2717758, 3825970, 4719460, 4988290, 5435516, 6794395, 7651940, 9976580, 13588790, 27177580, 39407491, 78814982, 157629964, 197037455, 394074910, 788149820]

約数ペア:

[(1, 788149820), (2, 394074910), (4, 197037455), (5, 157629964), (10, 78814982), (20, 39407491), (29, 27177580), (58, 13588790), (79, 9976580), (103, 7651940), (116, 6794395), (145, 5435516), (158, 4988290), (167, 4719460), (206, 3825970), (290, 2717758), (316, 2494145), (334, 2359730), (395, 1995316), (412, 1912985), (515, 1530388), (580, 1358879), (668, 1179865), (790, 997658), (835, 943892), (1030, 765194), (1580, 498829), (1670, 471946), (2060, 382597), (2291, 344020), (2987, 263860), (3340, 235973), (4582, 172010), (4843, 162740), (5974, 131930), (8137, 96860), (9164, 86005), (9686, 81370), (11455, 68804), (11948, 65965), (13193, 59740), (14935, 52772), (16274, 48430), (17201, 45820), (19372, 40685), (22910, 34402), (24215, 32548), (26386, 29870)]