17965539080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{72547}}^1$

素因数の和:72750

約数の個数: 64

約数和(自身を含む): 41683178880

約数和(自身を除く): 23717639800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 151, 164, 205, 302, 328, 410, 604, 755, 820, 1208, 1510, 1640, 3020, 6040, 6191, 12382, 24764, 30955, 49528, 61910, 72547, 123820, 145094, 247640, 290188, 362735, 580376, 725470, 1450940, 2901880, 2974427, 5948854, 10954597, 11897708, 14872135, 21909194, 23795416, 29744270, 43818388, 54772985, 59488540, 87636776, 109545970, 118977080, 219091940, 438183880, 449138477, 898276954, 1796553908, 2245692385, 3593107816, 4491384770, 8982769540, 17965539080]

約数ペア:

[(1, 17965539080), (2, 8982769540), (4, 4491384770), (5, 3593107816), (8, 2245692385), (10, 1796553908), (20, 898276954), (40, 449138477), (41, 438183880), (82, 219091940), (151, 118977080), (164, 109545970), (205, 87636776), (302, 59488540), (328, 54772985), (410, 43818388), (604, 29744270), (755, 23795416), (820, 21909194), (1208, 14872135), (1510, 11897708), (1640, 10954597), (3020, 5948854), (6040, 2974427), (6191, 2901880), (12382, 1450940), (24764, 725470), (30955, 580376), (49528, 362735), (61910, 290188), (72547, 247640), (123820, 145094)]