201967025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{659}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 288731520

約数和(自身を除く): 86764495

約数列:

[1, 5, 13, 23, 25, 41, 65, 115, 205, 299, 325, 533, 575, 659, 943, 1025, 1495, 2665, 3295, 4715, 7475, 8567, 12259, 13325, 15157, 16475, 23575, 27019, 42835, 61295, 75785, 135095, 197041, 214175, 306475, 351247, 378925, 621437, 675475, 985205, 1756235, 3107185, 4926025, 8078681, 8781175, 15535925, 40393405, 201967025]

約数ペア:

[(1, 201967025), (5, 40393405), (13, 15535925), (23, 8781175), (25, 8078681), (41, 4926025), (65, 3107185), (115, 1756235), (205, 985205), (299, 675475), (325, 621437), (533, 378925), (575, 351247), (659, 306475), (943, 214175), (1025, 197041), (1495, 135095), (2665, 75785), (3295, 61295), (4715, 42835), (7475, 27019), (8567, 23575), (12259, 16475), (13325, 15157)]