156988242440

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{761}}^1\times {\mathrm{16477}}^1$

素因数の和:17562

約数の個数: 64

約数和(自身を含む): 354839229360

約数和(自身を除く): 197850986920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 761, 1252, 1522, 1565, 2504, 3044, 3130, 3805, 6088, 6260, 7610, 12520, 15220, 16477, 30440, 32954, 65908, 82385, 131816, 164770, 238193, 329540, 476386, 659080, 952772, 1190965, 1905544, 2381930, 4763860, 5157301, 9527720, 10314602, 12538997, 20629204, 25077994, 25786505, 41258408, 50155988, 51573010, 62694985, 100311976, 103146020, 125389970, 206292040, 250779940, 501559880, 3924706061, 7849412122, 15698824244, 19623530305, 31397648488, 39247060610, 78494121220, 156988242440]

約数ペア:

[(1, 156988242440), (2, 78494121220), (4, 39247060610), (5, 31397648488), (8, 19623530305), (10, 15698824244), (20, 7849412122), (40, 3924706061), (313, 501559880), (626, 250779940), (761, 206292040), (1252, 125389970), (1522, 103146020), (1565, 100311976), (2504, 62694985), (3044, 51573010), (3130, 50155988), (3805, 41258408), (6088, 25786505), (6260, 25077994), (7610, 20629204), (12520, 12538997), (15220, 10314602), (16477, 9527720), (30440, 5157301), (32954, 4763860), (65908, 2381930), (82385, 1905544), (131816, 1190965), (164770, 952772), (238193, 659080), (329540, 476386)]