88894677320

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{1249}}^1$

素因数の和:1663

約数の個数: 128

約数和(自身を含む): 205632000000

約数和(自身を除く): 116737322680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 101, 158, 202, 223, 316, 395, 404, 446, 505, 632, 790, 808, 892, 1010, 1115, 1249, 1580, 1784, 2020, 2230, 2498, 3160, 4040, 4460, 4996, 6245, 7979, 8920, 9992, 12490, 15958, 17617, 22523, 24980, 31916, 35234, 39895, 45046, 49960, 63832, 70468, 79790, 88085, 90092, 98671, 112615, 126149, 140936, 159580, 176170, 180184, 197342, 225230, 252298, 278527, 319160, 352340, 394684, 450460, 493355, 504596, 557054, 630745, 704680, 789368, 900920, 986710, 1009192, 1114108, 1261490, 1392635, 1779317, 1973420, 2228216, 2522980, 2785270, 3558634, 3946840, 5045960, 5570540, 7117268, 8896585, 9965771, 11141080, 14234536, 17793170, 19931542, 22003633, 28131227, 35586340, 39863084, 44007266, 49828855, 56262454, 71172680, 79726168, 88014532, 99657710, 110018165, 112524908, 140656135, 176029064, 199315420, 220036330, 225049816, 281312270, 398630840, 440072660, 562624540, 880145320, 1125249080, 2222366933, 4444733866, 8889467732, 11111834665, 17778935464, 22223669330, 44447338660, 88894677320]

約数ペア:

[(1, 88894677320), (2, 44447338660), (4, 22223669330), (5, 17778935464), (8, 11111834665), (10, 8889467732), (20, 4444733866), (40, 2222366933), (79, 1125249080), (101, 880145320), (158, 562624540), (202, 440072660), (223, 398630840), (316, 281312270), (395, 225049816), (404, 220036330), (446, 199315420), (505, 176029064), (632, 140656135), (790, 112524908), (808, 110018165), (892, 99657710), (1010, 88014532), (1115, 79726168), (1249, 71172680), (1580, 56262454), (1784, 49828855), (2020, 44007266), (2230, 39863084), (2498, 35586340), (3160, 28131227), (4040, 22003633), (4460, 19931542), (4996, 17793170), (6245, 14234536), (7979, 11141080), (8920, 9965771), (9992, 8896585), (12490, 7117268), (15958, 5570540), (17617, 5045960), (22523, 3946840), (24980, 3558634), (31916, 2785270), (35234, 2522980), (39895, 2228216), (45046, 1973420), (49960, 1779317), (63832, 1392635), (70468, 1261490), (79790, 1114108), (88085, 1009192), (90092, 986710), (98671, 900920), (112615, 789368), (126149, 704680), (140936, 630745), (159580, 557054), (176170, 504596), (180184, 493355), (197342, 450460), (225230, 394684), (252298, 352340), (278527, 319160)]