254815693808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1\times {\mathrm{23321}}^1$

素因数の和:23874

約数の個数: 80

約数和(自身を含む): 537100435872

約数和(自身を除く): 282284742064

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 131, 208, 262, 401, 524, 802, 1048, 1604, 1703, 2096, 3208, 3406, 5213, 6416, 6812, 10426, 13624, 20852, 23321, 27248, 41704, 46642, 52531, 83408, 93284, 105062, 186568, 210124, 303173, 373136, 420248, 606346, 682903, 840496, 1212692, 1365806, 2425384, 2731612, 3055051, 4850768, 5463224, 6110102, 9351721, 10926448, 12220204, 18703442, 24440408, 37406884, 39715663, 48880816, 74813768, 79431326, 121572373, 149627536, 158862652, 243144746, 317725304, 486289492, 635450608, 972578984, 1225075451, 1945157968, 2450150902, 4900301804, 9800603608, 15925980863, 19601207216, 31851961726, 63703923452, 127407846904, 254815693808]

約数ペア:

[(1, 254815693808), (2, 127407846904), (4, 63703923452), (8, 31851961726), (13, 19601207216), (16, 15925980863), (26, 9800603608), (52, 4900301804), (104, 2450150902), (131, 1945157968), (208, 1225075451), (262, 972578984), (401, 635450608), (524, 486289492), (802, 317725304), (1048, 243144746), (1604, 158862652), (1703, 149627536), (2096, 121572373), (3208, 79431326), (3406, 74813768), (5213, 48880816), (6416, 39715663), (6812, 37406884), (10426, 24440408), (13624, 18703442), (20852, 12220204), (23321, 10926448), (27248, 9351721), (41704, 6110102), (46642, 5463224), (52531, 4850768), (83408, 3055051), (93284, 2731612), (105062, 2425384), (186568, 1365806), (210124, 1212692), (303173, 840496), (373136, 682903), (420248, 606346)]