87907930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{21599}}^1$

素因数の和:21654

約数の個数: 32

約数和(自身を含む): 177292800

約数和(自身を除く): 89384870

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 21599, 43198, 107995, 215990, 237589, 475178, 799163, 1187945, 1598326, 2375890, 3995815, 7991630, 8790793, 17581586, 43953965, 87907930]

約数ペア:

[(1, 87907930), (2, 43953965), (5, 17581586), (10, 8790793), (11, 7991630), (22, 3995815), (37, 2375890), (55, 1598326), (74, 1187945), (110, 799163), (185, 475178), (370, 237589), (407, 215990), (814, 107995), (2035, 43198), (4070, 21599)]