78125320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{127}}^1$

素因数の和:184

約数の個数: 128

約数和(自身を含む): 219340800

約数和(自身を除く): 141215480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 127, 130, 140, 169, 182, 254, 260, 280, 338, 364, 455, 508, 520, 635, 676, 728, 845, 889, 910, 1016, 1183, 1270, 1352, 1651, 1690, 1778, 1820, 2197, 2366, 2540, 3302, 3380, 3556, 3640, 4394, 4445, 4732, 5080, 5915, 6604, 6760, 7112, 8255, 8788, 8890, 9464, 10985, 11557, 11830, 13208, 15379, 16510, 17576, 17780, 21463, 21970, 23114, 23660, 30758, 33020, 35560, 42926, 43940, 46228, 47320, 57785, 61516, 66040, 76895, 85852, 87880, 92456, 107315, 115570, 123032, 150241, 153790, 171704, 214630, 231140, 279019, 300482, 307580, 429260, 462280, 558038, 600964, 615160, 751205, 858520, 1116076, 1201928, 1395095, 1502410, 1953133, 2232152, 2790190, 3004820, 3906266, 5580380, 6009640, 7812532, 9765665, 11160760, 15625064, 19531330, 39062660, 78125320]

約数ペア:

[(1, 78125320), (2, 39062660), (4, 19531330), (5, 15625064), (7, 11160760), (8, 9765665), (10, 7812532), (13, 6009640), (14, 5580380), (20, 3906266), (26, 3004820), (28, 2790190), (35, 2232152), (40, 1953133), (52, 1502410), (56, 1395095), (65, 1201928), (70, 1116076), (91, 858520), (104, 751205), (127, 615160), (130, 600964), (140, 558038), (169, 462280), (182, 429260), (254, 307580), (260, 300482), (280, 279019), (338, 231140), (364, 214630), (455, 171704), (508, 153790), (520, 150241), (635, 123032), (676, 115570), (728, 107315), (845, 92456), (889, 87880), (910, 85852), (1016, 76895), (1183, 66040), (1270, 61516), (1352, 57785), (1651, 47320), (1690, 46228), (1778, 43940), (1820, 42926), (2197, 35560), (2366, 33020), (2540, 30758), (3302, 23660), (3380, 23114), (3556, 21970), (3640, 21463), (4394, 17780), (4445, 17576), (4732, 16510), (5080, 15379), (5915, 13208), (6604, 11830), (6760, 11557), (7112, 10985), (8255, 9464), (8788, 8890)]