98521780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4723}}^1$

素因数の和:4888

約数の個数: 48

約数和(自身を含む): 238089600

約数和(自身を除く): 139567820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 4172, 4723, 5215, 9446, 10430, 18892, 20860, 23615, 33061, 47230, 66122, 94460, 132244, 165305, 330610, 661220, 703727, 1407454, 2814908, 3518635, 4926089, 7037270, 9852178, 14074540, 19704356, 24630445, 49260890, 98521780]

約数ペア:

[(1, 98521780), (2, 49260890), (4, 24630445), (5, 19704356), (7, 14074540), (10, 9852178), (14, 7037270), (20, 4926089), (28, 3518635), (35, 2814908), (70, 1407454), (140, 703727), (149, 661220), (298, 330610), (596, 165305), (745, 132244), (1043, 94460), (1490, 66122), (2086, 47230), (2980, 33061), (4172, 23615), (4723, 20860), (5215, 18892), (9446, 10430)]