76998640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{283}}^1$

素因数の和:494

約数の個数: 80

約数和(自身を含む): 190166400

約数和(自身を除く): 113167760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 179, 190, 283, 304, 358, 380, 566, 716, 760, 895, 1132, 1415, 1432, 1520, 1790, 2264, 2830, 2864, 3401, 3580, 4528, 5377, 5660, 6802, 7160, 10754, 11320, 13604, 14320, 17005, 21508, 22640, 26885, 27208, 34010, 43016, 50657, 53770, 54416, 68020, 86032, 101314, 107540, 136040, 202628, 215080, 253285, 272080, 405256, 430160, 506570, 810512, 962483, 1013140, 1924966, 2026280, 3849932, 4052560, 4812415, 7699864, 9624830, 15399728, 19249660, 38499320, 76998640]

約数ペア:

[(1, 76998640), (2, 38499320), (4, 19249660), (5, 15399728), (8, 9624830), (10, 7699864), (16, 4812415), (19, 4052560), (20, 3849932), (38, 2026280), (40, 1924966), (76, 1013140), (80, 962483), (95, 810512), (152, 506570), (179, 430160), (190, 405256), (283, 272080), (304, 253285), (358, 215080), (380, 202628), (566, 136040), (716, 107540), (760, 101314), (895, 86032), (1132, 68020), (1415, 54416), (1432, 53770), (1520, 50657), (1790, 43016), (2264, 34010), (2830, 27208), (2864, 26885), (3401, 22640), (3580, 21508), (4528, 17005), (5377, 14320), (5660, 13604), (6802, 11320), (7160, 10754)]