89163440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:430

約数の個数: 80

約数和(自身を含む): 216295680

約数和(自身を除く): 127132240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 157, 229, 248, 310, 314, 458, 496, 620, 628, 785, 916, 1145, 1240, 1256, 1570, 1832, 2290, 2480, 2512, 3140, 3664, 4580, 4867, 6280, 7099, 9160, 9734, 12560, 14198, 18320, 19468, 24335, 28396, 35495, 35953, 38936, 48670, 56792, 70990, 71906, 77872, 97340, 113584, 141980, 143812, 179765, 194680, 283960, 287624, 359530, 389360, 567920, 575248, 719060, 1114543, 1438120, 2229086, 2876240, 4458172, 5572715, 8916344, 11145430, 17832688, 22290860, 44581720, 89163440]

約数ペア:

[(1, 89163440), (2, 44581720), (4, 22290860), (5, 17832688), (8, 11145430), (10, 8916344), (16, 5572715), (20, 4458172), (31, 2876240), (40, 2229086), (62, 1438120), (80, 1114543), (124, 719060), (155, 575248), (157, 567920), (229, 389360), (248, 359530), (310, 287624), (314, 283960), (458, 194680), (496, 179765), (620, 143812), (628, 141980), (785, 113584), (916, 97340), (1145, 77872), (1240, 71906), (1256, 70990), (1570, 56792), (1832, 48670), (2290, 38936), (2480, 35953), (2512, 35495), (3140, 28396), (3664, 24335), (4580, 19468), (4867, 18320), (6280, 14198), (7099, 12560), (9160, 9734)]