19525026560

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{28619}}^1$

素因数の和:28694

約数の個数: 144

約数和(自身を含む): 51596364960

約数和(自身を除く): 32071338400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 80, 82, 104, 128, 130, 160, 164, 205, 208, 256, 260, 320, 328, 410, 416, 520, 533, 640, 656, 820, 832, 1040, 1066, 1280, 1312, 1640, 1664, 2080, 2132, 2624, 2665, 3280, 3328, 4160, 4264, 5248, 5330, 6560, 8320, 8528, 10496, 10660, 13120, 16640, 17056, 21320, 26240, 28619, 34112, 42640, 52480, 57238, 68224, 85280, 114476, 136448, 143095, 170560, 228952, 286190, 341120, 372047, 457904, 572380, 682240, 744094, 915808, 1144760, 1173379, 1488188, 1831616, 1860235, 2289520, 2346758, 2976376, 3663232, 3720470, 4579040, 4693516, 5866895, 5952752, 7326464, 7440940, 9158080, 9387032, 11733790, 11905504, 14881880, 15253927, 18316160, 18774064, 23467580, 23811008, 29763760, 30507854, 36632320, 37548128, 46935160, 47622016, 59527520, 61015708, 75096256, 76269635, 93870320, 95244032, 119055040, 122031416, 150192512, 152539270, 187740640, 238110080, 244062832, 300385024, 305078540, 375481280, 476220160, 488125664, 610157080, 750962560, 976251328, 1220314160, 1501925120, 1952502656, 2440628320, 3905005312, 4881256640, 9762513280, 19525026560]

約数ペア:

[(1, 19525026560), (2, 9762513280), (4, 4881256640), (5, 3905005312), (8, 2440628320), (10, 1952502656), (13, 1501925120), (16, 1220314160), (20, 976251328), (26, 750962560), (32, 610157080), (40, 488125664), (41, 476220160), (52, 375481280), (64, 305078540), (65, 300385024), (80, 244062832), (82, 238110080), (104, 187740640), (128, 152539270), (130, 150192512), (160, 122031416), (164, 119055040), (205, 95244032), (208, 93870320), (256, 76269635), (260, 75096256), (320, 61015708), (328, 59527520), (410, 47622016), (416, 46935160), (520, 37548128), (533, 36632320), (640, 30507854), (656, 29763760), (820, 23811008), (832, 23467580), (1040, 18774064), (1066, 18316160), (1280, 15253927), (1312, 14881880), (1640, 11905504), (1664, 11733790), (2080, 9387032), (2132, 9158080), (2624, 7440940), (2665, 7326464), (3280, 5952752), (3328, 5866895), (4160, 4693516), (4264, 4579040), (5248, 3720470), (5330, 3663232), (6560, 2976376), (8320, 2346758), (8528, 2289520), (10496, 1860235), (10660, 1831616), (13120, 1488188), (16640, 1173379), (17056, 1144760), (21320, 915808), (26240, 744094), (28619, 682240), (34112, 572380), (42640, 457904), (52480, 372047), (57238, 341120), (68224, 286190), (85280, 228952), (114476, 170560), (136448, 143095)]