252967130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1531}}^1$

素因数の和:1623

約数の個数: 64

約数和(自身を含む): 518870016

約数和(自身を除く): 265902886

約数列:

[1, 2, 5, 10, 13, 26, 31, 41, 62, 65, 82, 130, 155, 205, 310, 403, 410, 533, 806, 1066, 1271, 1531, 2015, 2542, 2665, 3062, 4030, 5330, 6355, 7655, 12710, 15310, 16523, 19903, 33046, 39806, 47461, 62771, 82615, 94922, 99515, 125542, 165230, 199030, 237305, 313855, 474610, 616993, 627710, 816023, 1233986, 1632046, 1945901, 3084965, 3891802, 4080115, 6169930, 8160230, 9729505, 19459010, 25296713, 50593426, 126483565, 252967130]

約数ペア:

[(1, 252967130), (2, 126483565), (5, 50593426), (10, 25296713), (13, 19459010), (26, 9729505), (31, 8160230), (41, 6169930), (62, 4080115), (65, 3891802), (82, 3084965), (130, 1945901), (155, 1632046), (205, 1233986), (310, 816023), (403, 627710), (410, 616993), (533, 474610), (806, 313855), (1066, 237305), (1271, 199030), (1531, 165230), (2015, 125542), (2542, 99515), (2665, 94922), (3062, 82615), (4030, 62771), (5330, 47461), (6355, 39806), (7655, 33046), (12710, 19903), (15310, 16523)]