20163123075

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{1787}}^1$

素因数の和:2065

約数の個数: 96

約数和(自身を含む): 36098260992

約数和(自身を除く): 15935137917

約数列:

[1, 3, 5, 15, 23, 25, 31, 69, 75, 93, 115, 155, 211, 345, 465, 575, 633, 713, 775, 1055, 1725, 1787, 2139, 2325, 3165, 3565, 4853, 5275, 5361, 6541, 8935, 10695, 14559, 15825, 17825, 19623, 24265, 26805, 32705, 41101, 44675, 53475, 55397, 72795, 98115, 121325, 123303, 134025, 150443, 163525, 166191, 205505, 276985, 363975, 377057, 451329, 490575, 616515, 752215, 830955, 1027525, 1131171, 1274131, 1384925, 1885285, 2256645, 3082575, 3761075, 3822393, 4154775, 5655855, 6370655, 8672311, 9426425, 11283225, 11688767, 19111965, 26016933, 28279275, 31853275, 35066301, 43361555, 58443835, 95559825, 130084665, 175331505, 216807775, 268841641, 292219175, 650423325, 806524923, 876657525, 1344208205, 4032624615, 6721041025, 20163123075]

約数ペア:

[(1, 20163123075), (3, 6721041025), (5, 4032624615), (15, 1344208205), (23, 876657525), (25, 806524923), (31, 650423325), (69, 292219175), (75, 268841641), (93, 216807775), (115, 175331505), (155, 130084665), (211, 95559825), (345, 58443835), (465, 43361555), (575, 35066301), (633, 31853275), (713, 28279275), (775, 26016933), (1055, 19111965), (1725, 11688767), (1787, 11283225), (2139, 9426425), (2325, 8672311), (3165, 6370655), (3565, 5655855), (4853, 4154775), (5275, 3822393), (5361, 3761075), (6541, 3082575), (8935, 2256645), (10695, 1885285), (14559, 1384925), (15825, 1274131), (17825, 1131171), (19623, 1027525), (24265, 830955), (26805, 752215), (32705, 616515), (41101, 490575), (44675, 451329), (53475, 377057), (55397, 363975), (72795, 276985), (98115, 205505), (121325, 166191), (123303, 163525), (134025, 150443)]