84899080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9781}}^1$

素因数の和:9830

約数の個数: 64

約数和(自身を含む): 225377280

約数和(自身を除く): 140478200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 9781, 19562, 39124, 48905, 68467, 78248, 97810, 136934, 195620, 273868, 303211, 342335, 391240, 547736, 606422, 684670, 1212844, 1369340, 1516055, 2122477, 2425688, 2738680, 3032110, 4244954, 6064220, 8489908, 10612385, 12128440, 16979816, 21224770, 42449540, 84899080]

約数ペア:

[(1, 84899080), (2, 42449540), (4, 21224770), (5, 16979816), (7, 12128440), (8, 10612385), (10, 8489908), (14, 6064220), (20, 4244954), (28, 3032110), (31, 2738680), (35, 2425688), (40, 2122477), (56, 1516055), (62, 1369340), (70, 1212844), (124, 684670), (140, 606422), (155, 547736), (217, 391240), (248, 342335), (280, 303211), (310, 273868), (434, 195620), (620, 136934), (868, 97810), (1085, 78248), (1240, 68467), (1736, 48905), (2170, 39124), (4340, 19562), (8680, 9781)]