20186541675

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1069}}^1$

素因数の和:1238

約数の個数: 144

約数和(自身を含む): 39119371200

約数和(自身を除く): 18932829525

約数列:

[1, 3, 5, 9, 15, 23, 25, 41, 45, 69, 75, 89, 115, 123, 205, 207, 225, 267, 345, 369, 445, 575, 615, 801, 943, 1025, 1035, 1069, 1335, 1725, 1845, 2047, 2225, 2829, 3075, 3207, 3649, 4005, 4715, 5175, 5345, 6141, 6675, 8487, 9225, 9621, 10235, 10947, 14145, 16035, 18245, 18423, 20025, 23575, 24587, 26725, 30705, 32841, 42435, 43829, 48105, 51175, 54735, 70725, 73761, 80175, 83927, 91225, 92115, 95141, 122935, 131487, 153525, 164205, 212175, 219145, 221283, 240525, 251781, 273675, 285423, 368805, 394461, 419635, 460575, 475705, 614675, 657435, 755343, 821025, 856269, 1008067, 1095725, 1106415, 1258905, 1427115, 1844025, 1972305, 2098175, 2188243, 2378525, 3024201, 3287175, 3776715, 3900781, 4281345, 5040335, 5532075, 6294525, 6564729, 7135575, 9072603, 9861525, 10941215, 11702343, 15121005, 18883575, 19503905, 19694187, 21406725, 25201675, 32823645, 35107029, 45363015, 54706075, 58511715, 75605025, 89717963, 97519525, 98470935, 164118225, 175535145, 226815075, 269153889, 292558575, 448589815, 492354675, 807461667, 877675725, 1345769445, 2242949075, 4037308335, 6728847225, 20186541675]

約数ペア:

[(1, 20186541675), (3, 6728847225), (5, 4037308335), (9, 2242949075), (15, 1345769445), (23, 877675725), (25, 807461667), (41, 492354675), (45, 448589815), (69, 292558575), (75, 269153889), (89, 226815075), (115, 175535145), (123, 164118225), (205, 98470935), (207, 97519525), (225, 89717963), (267, 75605025), (345, 58511715), (369, 54706075), (445, 45363015), (575, 35107029), (615, 32823645), (801, 25201675), (943, 21406725), (1025, 19694187), (1035, 19503905), (1069, 18883575), (1335, 15121005), (1725, 11702343), (1845, 10941215), (2047, 9861525), (2225, 9072603), (2829, 7135575), (3075, 6564729), (3207, 6294525), (3649, 5532075), (4005, 5040335), (4715, 4281345), (5175, 3900781), (5345, 3776715), (6141, 3287175), (6675, 3024201), (8487, 2378525), (9225, 2188243), (9621, 2098175), (10235, 1972305), (10947, 1844025), (14145, 1427115), (16035, 1258905), (18245, 1106415), (18423, 1095725), (20025, 1008067), (23575, 856269), (24587, 821025), (26725, 755343), (30705, 657435), (32841, 614675), (42435, 475705), (43829, 460575), (48105, 419635), (51175, 394461), (54735, 368805), (70725, 285423), (73761, 273675), (80175, 251781), (83927, 240525), (91225, 221283), (92115, 219145), (95141, 212175), (122935, 164205), (131487, 153525)]