61671988

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 135136512

約数和(自身を除く): 73464524

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 83, 98, 119, 166, 196, 223, 238, 332, 446, 476, 581, 833, 892, 1162, 1411, 1561, 1666, 2324, 2822, 3122, 3332, 3791, 4067, 5644, 6244, 7582, 8134, 9877, 10927, 15164, 16268, 18509, 19754, 21854, 26537, 37018, 39508, 43708, 53074, 69139, 74036, 106148, 129563, 138278, 185759, 259126, 276556, 314653, 371518, 518252, 629306, 743036, 906941, 1258612, 1813882, 2202571, 3627764, 4405142, 8810284, 15417997, 30835994, 61671988]

約数ペア:

[(1, 61671988), (2, 30835994), (4, 15417997), (7, 8810284), (14, 4405142), (17, 3627764), (28, 2202571), (34, 1813882), (49, 1258612), (68, 906941), (83, 743036), (98, 629306), (119, 518252), (166, 371518), (196, 314653), (223, 276556), (238, 259126), (332, 185759), (446, 138278), (476, 129563), (581, 106148), (833, 74036), (892, 69139), (1162, 53074), (1411, 43708), (1561, 39508), (1666, 37018), (2324, 26537), (2822, 21854), (3122, 19754), (3332, 18509), (3791, 16268), (4067, 15164), (5644, 10927), (6244, 9877), (7582, 8134)]