19655884325

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{547}}^1\times {\mathrm{1697}}^1$

素因数の和:2283

約数の個数: 72

約数和(自身を含む): 30691743936

約数和(自身を除く): 11035859611

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 121, 175, 275, 385, 547, 605, 847, 1697, 1925, 2735, 3025, 3829, 4235, 6017, 8485, 11879, 13675, 18667, 19145, 21175, 30085, 42119, 42425, 59395, 66187, 93335, 95725, 130669, 150425, 205337, 210595, 296975, 330935, 463309, 466675, 653345, 928259, 1026685, 1052975, 1437359, 1654675, 2316545, 3266725, 4641295, 5133425, 6497813, 7186795, 10210849, 11582725, 23206475, 32489065, 35933975, 51054245, 71475943, 112319339, 162445325, 255271225, 357379715, 561596695, 786235373, 1786898575, 2807983475, 3931176865, 19655884325]

約数ペア:

[(1, 19655884325), (5, 3931176865), (7, 2807983475), (11, 1786898575), (25, 786235373), (35, 561596695), (55, 357379715), (77, 255271225), (121, 162445325), (175, 112319339), (275, 71475943), (385, 51054245), (547, 35933975), (605, 32489065), (847, 23206475), (1697, 11582725), (1925, 10210849), (2735, 7186795), (3025, 6497813), (3829, 5133425), (4235, 4641295), (6017, 3266725), (8485, 2316545), (11879, 1654675), (13675, 1437359), (18667, 1052975), (19145, 1026685), (21175, 928259), (30085, 653345), (42119, 466675), (42425, 463309), (59395, 330935), (66187, 296975), (93335, 210595), (95725, 205337), (130669, 150425)]