3197112880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1373}}^1\times {\mathrm{2239}}^1$

素因数の和:3638

約数の個数: 80

約数和(自身を含む): 8014487040

約数和(自身を除く): 4817374160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1373, 2239, 2746, 4478, 5492, 6865, 8956, 10984, 11195, 13730, 17849, 17912, 21968, 22390, 27460, 29107, 35698, 35824, 44780, 54920, 58214, 71396, 89245, 89560, 109840, 116428, 142792, 145535, 178490, 179120, 232856, 285584, 291070, 356980, 465712, 582140, 713960, 1164280, 1427920, 2328560, 3074147, 6148294, 12296588, 15370735, 24593176, 30741470, 39963911, 49186352, 61482940, 79927822, 122965880, 159855644, 199819555, 245931760, 319711288, 399639110, 639422576, 799278220, 1598556440, 3197112880]

約数ペア:

[(1, 3197112880), (2, 1598556440), (4, 799278220), (5, 639422576), (8, 399639110), (10, 319711288), (13, 245931760), (16, 199819555), (20, 159855644), (26, 122965880), (40, 79927822), (52, 61482940), (65, 49186352), (80, 39963911), (104, 30741470), (130, 24593176), (208, 15370735), (260, 12296588), (520, 6148294), (1040, 3074147), (1373, 2328560), (2239, 1427920), (2746, 1164280), (4478, 713960), (5492, 582140), (6865, 465712), (8956, 356980), (10984, 291070), (11195, 285584), (13730, 232856), (17849, 179120), (17912, 178490), (21968, 145535), (22390, 142792), (27460, 116428), (29107, 109840), (35698, 89560), (35824, 89245), (44780, 71396), (54920, 58214)]