72809492080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{238939}}^1$

素因数の和:239258

約数の個数: 80

約数和(自身を含む): 182926729440

約数和(自身を除く): 110117237360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 293, 520, 586, 1040, 1172, 1465, 2344, 2930, 3809, 4688, 5860, 7618, 11720, 15236, 19045, 23440, 30472, 38090, 60944, 76180, 152360, 238939, 304720, 477878, 955756, 1194695, 1911512, 2389390, 3106207, 3823024, 4778780, 6212414, 9557560, 12424828, 15531035, 19115120, 24849656, 31062070, 49699312, 62124140, 70009127, 124248280, 140018254, 248496560, 280036508, 350045635, 560073016, 700091270, 910118651, 1120146032, 1400182540, 1820237302, 2800365080, 3640474604, 4550593255, 5600730160, 7280949208, 9101186510, 14561898416, 18202373020, 36404746040, 72809492080]

約数ペア:

[(1, 72809492080), (2, 36404746040), (4, 18202373020), (5, 14561898416), (8, 9101186510), (10, 7280949208), (13, 5600730160), (16, 4550593255), (20, 3640474604), (26, 2800365080), (40, 1820237302), (52, 1400182540), (65, 1120146032), (80, 910118651), (104, 700091270), (130, 560073016), (208, 350045635), (260, 280036508), (293, 248496560), (520, 140018254), (586, 124248280), (1040, 70009127), (1172, 62124140), (1465, 49699312), (2344, 31062070), (2930, 24849656), (3809, 19115120), (4688, 15531035), (5860, 12424828), (7618, 9557560), (11720, 6212414), (15236, 4778780), (19045, 3823024), (23440, 3106207), (30472, 2389390), (38090, 1911512), (60944, 1194695), (76180, 955756), (152360, 477878), (238939, 304720)]