20194105775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:665

約数の個数: 96

約数和(自身を含む): 28463892480

約数和(自身を除く): 8269786705

約数列:

[1, 5, 17, 25, 29, 47, 71, 85, 145, 235, 355, 425, 491, 493, 725, 799, 1175, 1207, 1363, 1775, 2059, 2455, 2465, 3337, 3995, 6035, 6815, 8347, 10295, 12275, 12325, 14239, 16685, 19975, 23077, 23171, 30175, 34075, 34861, 35003, 41735, 51475, 56729, 71195, 83425, 96773, 115385, 115855, 174305, 175015, 208675, 242063, 283645, 355975, 392309, 483865, 576925, 579275, 592637, 669233, 871525, 875075, 1010969, 1210315, 1418225, 1638467, 1645141, 1961545, 2419325, 2963185, 3346165, 5054845, 6051575, 8192335, 8225705, 9807725, 11376961, 14815925, 16730825, 17186473, 25274225, 27853939, 40961675, 41128525, 47515543, 56884805, 85932365, 139269695, 237577715, 284424025, 429661825, 696348475, 807764231, 1187888575, 4038821155, 20194105775]

約数ペア:

[(1, 20194105775), (5, 4038821155), (17, 1187888575), (25, 807764231), (29, 696348475), (47, 429661825), (71, 284424025), (85, 237577715), (145, 139269695), (235, 85932365), (355, 56884805), (425, 47515543), (491, 41128525), (493, 40961675), (725, 27853939), (799, 25274225), (1175, 17186473), (1207, 16730825), (1363, 14815925), (1775, 11376961), (2059, 9807725), (2455, 8225705), (2465, 8192335), (3337, 6051575), (3995, 5054845), (6035, 3346165), (6815, 2963185), (8347, 2419325), (10295, 1961545), (12275, 1645141), (12325, 1638467), (14239, 1418225), (16685, 1210315), (19975, 1010969), (23077, 875075), (23171, 871525), (30175, 669233), (34075, 592637), (34861, 579275), (35003, 576925), (41735, 483865), (51475, 392309), (56729, 355975), (71195, 283645), (83425, 242063), (96773, 208675), (115385, 175015), (115855, 174305)]