163897580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{106427}}^1$

素因数の和:106454

約数の個数: 48

約数和(自身を含む): 429117696

約数和(自身を除く): 265220116

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 106427, 212854, 425708, 532135, 744989, 1064270, 1170697, 1489978, 2128540, 2341394, 2979956, 3724945, 4682788, 5853485, 7449890, 8194879, 11706970, 14899780, 16389758, 23413940, 32779516, 40974395, 81948790, 163897580]

約数ペア:

[(1, 163897580), (2, 81948790), (4, 40974395), (5, 32779516), (7, 23413940), (10, 16389758), (11, 14899780), (14, 11706970), (20, 8194879), (22, 7449890), (28, 5853485), (35, 4682788), (44, 3724945), (55, 2979956), (70, 2341394), (77, 2128540), (110, 1489978), (140, 1170697), (154, 1064270), (220, 744989), (308, 532135), (385, 425708), (770, 212854), (1540, 106427)]