8155117880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{3329}}^1$

素因数の和:4033

約数の個数: 128

約数和(自身を含む): 22623753600

約数和(自身を除く): 14468635720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 673, 728, 910, 1346, 1820, 2692, 3329, 3365, 3640, 4711, 5384, 6658, 6730, 8749, 9422, 13316, 13460, 16645, 17498, 18844, 23303, 23555, 26632, 26920, 33290, 34996, 37688, 43277, 43745, 46606, 47110, 61243, 66580, 69992, 86554, 87490, 93212, 94220, 116515, 122486, 133160, 173108, 174980, 186424, 188440, 216385, 233030, 244972, 302939, 306215, 346216, 349960, 432770, 466060, 489944, 605878, 612430, 865540, 932120, 1211756, 1224860, 1514695, 1731080, 2240417, 2423512, 2449720, 3029390, 4480834, 6058780, 8961668, 11202085, 12117560, 15682919, 17923336, 22404170, 29125421, 31365838, 44808340, 58250842, 62731676, 78414595, 89616680, 116501684, 125463352, 145627105, 156829190, 203877947, 233003368, 291254210, 313658380, 407755894, 582508420, 627316760, 815511788, 1019389735, 1165016840, 1631023576, 2038779470, 4077558940, 8155117880]

約数ペア:

[(1, 8155117880), (2, 4077558940), (4, 2038779470), (5, 1631023576), (7, 1165016840), (8, 1019389735), (10, 815511788), (13, 627316760), (14, 582508420), (20, 407755894), (26, 313658380), (28, 291254210), (35, 233003368), (40, 203877947), (52, 156829190), (56, 145627105), (65, 125463352), (70, 116501684), (91, 89616680), (104, 78414595), (130, 62731676), (140, 58250842), (182, 44808340), (260, 31365838), (280, 29125421), (364, 22404170), (455, 17923336), (520, 15682919), (673, 12117560), (728, 11202085), (910, 8961668), (1346, 6058780), (1820, 4480834), (2692, 3029390), (3329, 2449720), (3365, 2423512), (3640, 2240417), (4711, 1731080), (5384, 1514695), (6658, 1224860), (6730, 1211756), (8749, 932120), (9422, 865540), (13316, 612430), (13460, 605878), (16645, 489944), (17498, 466060), (18844, 432770), (23303, 349960), (23555, 346216), (26632, 306215), (26920, 302939), (33290, 244972), (34996, 233030), (37688, 216385), (43277, 188440), (43745, 186424), (46606, 174980), (47110, 173108), (61243, 133160), (66580, 122486), (69992, 116515), (86554, 94220), (87490, 93212)]