160974320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4993}}^1$

素因数の和:5050

約数の個数: 80

約数和(自身を含む): 416140032

約数和(自身を除く): 255165712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 4993, 6448, 8060, 9986, 16120, 19972, 24965, 32240, 39944, 49930, 64909, 79888, 99860, 129818, 154783, 199720, 259636, 309566, 324545, 399440, 519272, 619132, 649090, 773915, 1038544, 1238264, 1298180, 1547830, 2012179, 2476528, 2596360, 3095660, 4024358, 5192720, 6191320, 8048716, 10060895, 12382640, 16097432, 20121790, 32194864, 40243580, 80487160, 160974320]

約数ペア:

[(1, 160974320), (2, 80487160), (4, 40243580), (5, 32194864), (8, 20121790), (10, 16097432), (13, 12382640), (16, 10060895), (20, 8048716), (26, 6191320), (31, 5192720), (40, 4024358), (52, 3095660), (62, 2596360), (65, 2476528), (80, 2012179), (104, 1547830), (124, 1298180), (130, 1238264), (155, 1038544), (208, 773915), (248, 649090), (260, 619132), (310, 519272), (403, 399440), (496, 324545), (520, 309566), (620, 259636), (806, 199720), (1040, 154783), (1240, 129818), (1612, 99860), (2015, 79888), (2480, 64909), (3224, 49930), (4030, 39944), (4993, 32240), (6448, 24965), (8060, 19972), (9986, 16120)]