15767396560

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{19727}}^1$

素因数の和:19940

約数の個数: 80

約数和(自身を含む): 37398606336

約数和(自身を除く): 21631209776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 103, 194, 206, 388, 412, 485, 515, 776, 824, 970, 1030, 1552, 1648, 1940, 2060, 3880, 4120, 7760, 8240, 9991, 19727, 19982, 39454, 39964, 49955, 78908, 79928, 98635, 99910, 157816, 159856, 197270, 199820, 315632, 394540, 399640, 789080, 799280, 1578160, 1913519, 2031881, 3827038, 4063762, 7654076, 8127524, 9567595, 10159405, 15308152, 16255048, 19135190, 20318810, 30616304, 32510096, 38270380, 40637620, 76540760, 81275240, 153081520, 162550480, 197092457, 394184914, 788369828, 985462285, 1576739656, 1970924570, 3153479312, 3941849140, 7883698280, 15767396560]

約数ペア:

[(1, 15767396560), (2, 7883698280), (4, 3941849140), (5, 3153479312), (8, 1970924570), (10, 1576739656), (16, 985462285), (20, 788369828), (40, 394184914), (80, 197092457), (97, 162550480), (103, 153081520), (194, 81275240), (206, 76540760), (388, 40637620), (412, 38270380), (485, 32510096), (515, 30616304), (776, 20318810), (824, 19135190), (970, 16255048), (1030, 15308152), (1552, 10159405), (1648, 9567595), (1940, 8127524), (2060, 7654076), (3880, 4063762), (4120, 3827038), (7760, 2031881), (8240, 1913519), (9991, 1578160), (19727, 799280), (19982, 789080), (39454, 399640), (39964, 394540), (49955, 315632), (78908, 199820), (79928, 197270), (98635, 159856), (99910, 157816)]