99811120

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{12113}}^1$

素因数の和:12229

約数の個数: 40

約数和(自身を含む): 234333216

約数和(自身を除く): 134522096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 12113, 24226, 48452, 60565, 96904, 121130, 193808, 242260, 484520, 969040, 1247639, 2495278, 4990556, 6238195, 9981112, 12476390, 19962224, 24952780, 49905560, 99811120]

約数ペア:

[(1, 99811120), (2, 49905560), (4, 24952780), (5, 19962224), (8, 12476390), (10, 9981112), (16, 6238195), (20, 4990556), (40, 2495278), (80, 1247639), (103, 969040), (206, 484520), (412, 242260), (515, 193808), (824, 121130), (1030, 96904), (1648, 60565), (2060, 48452), (4120, 24226), (8240, 12113)]