51642668

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1409}}^1$

素因数の和:1455

約数の個数: 72

約数和(自身を含む): 121519440

約数和(自身を除く): 69876772

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 49, 68, 77, 98, 119, 154, 187, 196, 238, 308, 374, 476, 539, 748, 833, 1078, 1309, 1409, 1666, 2156, 2618, 2818, 3332, 5236, 5636, 9163, 9863, 15499, 18326, 19726, 23953, 30998, 36652, 39452, 47906, 61996, 69041, 95812, 108493, 138082, 167671, 216986, 263483, 276164, 335342, 433972, 526966, 670684, 759451, 1053932, 1173697, 1518902, 1844381, 2347394, 3037804, 3688762, 4694788, 7377524, 12910667, 25821334, 51642668]

約数ペア:

[(1, 51642668), (2, 25821334), (4, 12910667), (7, 7377524), (11, 4694788), (14, 3688762), (17, 3037804), (22, 2347394), (28, 1844381), (34, 1518902), (44, 1173697), (49, 1053932), (68, 759451), (77, 670684), (98, 526966), (119, 433972), (154, 335342), (187, 276164), (196, 263483), (238, 216986), (308, 167671), (374, 138082), (476, 108493), (539, 95812), (748, 69041), (833, 61996), (1078, 47906), (1309, 39452), (1409, 36652), (1666, 30998), (2156, 23953), (2618, 19726), (2818, 18326), (3332, 15499), (5236, 9863), (5636, 9163)]