156923325

素因数分解:

$3^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2025

約数の個数: 72

約数和(自身を含む): 314056288

約数和(自身を除く): 157132963

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 135, 195, 225, 243, 325, 351, 405, 585, 675, 975, 1053, 1215, 1755, 1987, 2025, 2925, 3159, 5265, 5961, 6075, 8775, 9935, 15795, 17883, 25831, 26325, 29805, 49675, 53649, 77493, 78975, 89415, 129155, 149025, 160947, 232479, 268245, 387465, 447075, 482841, 645775, 697437, 804735, 1162395, 1341225, 1937325, 2092311, 2414205, 3487185, 4023675, 5811975, 6276933, 10461555, 12071025, 17435925, 31384665, 52307775, 156923325]

約数ペア:

[(1, 156923325), (3, 52307775), (5, 31384665), (9, 17435925), (13, 12071025), (15, 10461555), (25, 6276933), (27, 5811975), (39, 4023675), (45, 3487185), (65, 2414205), (75, 2092311), (81, 1937325), (117, 1341225), (135, 1162395), (195, 804735), (225, 697437), (243, 645775), (325, 482841), (351, 447075), (405, 387465), (585, 268245), (675, 232479), (975, 160947), (1053, 149025), (1215, 129155), (1755, 89415), (1987, 78975), (2025, 77493), (2925, 53649), (3159, 49675), (5265, 29805), (5961, 26325), (6075, 25831), (8775, 17883), (9935, 15795)]