249339970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{78163}}^1$

素因数の和:78210

約数の個数: 32

約数和(自身を含む): 506502720

約数和(自身を除く): 257162750

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 78163, 156326, 390815, 781630, 859793, 1719586, 2266727, 4298965, 4533454, 8597930, 11333635, 22667270, 24933997, 49867994, 124669985, 249339970]

約数ペア:

[(1, 249339970), (2, 124669985), (5, 49867994), (10, 24933997), (11, 22667270), (22, 11333635), (29, 8597930), (55, 4533454), (58, 4298965), (110, 2266727), (145, 1719586), (290, 859793), (319, 781630), (638, 390815), (1595, 156326), (3190, 78163)]