201990428505

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1\times {\mathrm{1259}}^1$

素因数の和:1883

約数の個数: 96

約数和(自身を含む): 359280230400

約数和(自身を除く): 157289801895

約数列:

[1, 3, 5, 9, 15, 45, 67, 127, 201, 335, 381, 419, 603, 635, 1005, 1143, 1257, 1259, 1905, 2095, 3015, 3771, 3777, 5715, 6285, 6295, 8509, 11331, 18855, 18885, 25527, 28073, 42545, 53213, 56655, 76581, 84219, 84353, 127635, 140365, 159639, 159893, 252657, 253059, 266065, 382905, 421095, 421765, 478917, 479679, 527521, 759177, 798195, 799465, 1263285, 1265295, 1439037, 1582563, 2394585, 2398395, 2637605, 3565271, 3795885, 4747689, 7195185, 7912815, 10695813, 10712831, 17826355, 23738445, 32087439, 32138493, 35343907, 53479065, 53564155, 66995167, 96415479, 106031721, 160437195, 160692465, 176719535, 200985501, 318095163, 334975835, 482077395, 530158605, 602956503, 1004927505, 1590475815, 3014782515, 4488676189, 13466028567, 22443380945, 40398085701, 67330142835, 201990428505]

約数ペア:

[(1, 201990428505), (3, 67330142835), (5, 40398085701), (9, 22443380945), (15, 13466028567), (45, 4488676189), (67, 3014782515), (127, 1590475815), (201, 1004927505), (335, 602956503), (381, 530158605), (419, 482077395), (603, 334975835), (635, 318095163), (1005, 200985501), (1143, 176719535), (1257, 160692465), (1259, 160437195), (1905, 106031721), (2095, 96415479), (3015, 66995167), (3771, 53564155), (3777, 53479065), (5715, 35343907), (6285, 32138493), (6295, 32087439), (8509, 23738445), (11331, 17826355), (18855, 10712831), (18885, 10695813), (25527, 7912815), (28073, 7195185), (42545, 4747689), (53213, 3795885), (56655, 3565271), (76581, 2637605), (84219, 2398395), (84353, 2394585), (127635, 1582563), (140365, 1439037), (159639, 1265295), (159893, 1263285), (252657, 799465), (253059, 798195), (266065, 759177), (382905, 527521), (421095, 479679), (421765, 478917)]