81488070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{14843}}^1$

素因数の和:14917

約数の個数: 48

約数和(自身を含む): 215356752

約数和(自身を除く): 133868682

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 5490, 14843, 29686, 44529, 74215, 89058, 133587, 148430, 222645, 267174, 445290, 667935, 905423, 1335870, 1810846, 2716269, 4527115, 5432538, 8148807, 9054230, 13581345, 16297614, 27162690, 40744035, 81488070]

約数ペア:

[(1, 81488070), (2, 40744035), (3, 27162690), (5, 16297614), (6, 13581345), (9, 9054230), (10, 8148807), (15, 5432538), (18, 4527115), (30, 2716269), (45, 1810846), (61, 1335870), (90, 905423), (122, 667935), (183, 445290), (305, 267174), (366, 222645), (549, 148430), (610, 133587), (915, 89058), (1098, 74215), (1830, 44529), (2745, 29686), (5490, 14843)]