72791680

素因数分解:

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

素因数の和:718

約数の個数: 96

約数和(自身を含む): 188713260

約数和(自身を除く): 115921580

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 260, 320, 338, 416, 520, 640, 673, 676, 832, 845, 1040, 1346, 1352, 1664, 1690, 2080, 2692, 2704, 3365, 3380, 4160, 5384, 5408, 6730, 6760, 8320, 8749, 10768, 10816, 13460, 13520, 17498, 21536, 21632, 26920, 27040, 34996, 43072, 43745, 53840, 54080, 69992, 86144, 87490, 107680, 108160, 113737, 139984, 174980, 215360, 227474, 279968, 349960, 430720, 454948, 559936, 568685, 699920, 909896, 1119872, 1137370, 1399840, 1819792, 2274740, 2799680, 3639584, 4549480, 5599360, 7279168, 9098960, 14558336, 18197920, 36395840, 72791680]

約数ペア:

[(1, 72791680), (2, 36395840), (4, 18197920), (5, 14558336), (8, 9098960), (10, 7279168), (13, 5599360), (16, 4549480), (20, 3639584), (26, 2799680), (32, 2274740), (40, 1819792), (52, 1399840), (64, 1137370), (65, 1119872), (80, 909896), (104, 699920), (128, 568685), (130, 559936), (160, 454948), (169, 430720), (208, 349960), (260, 279968), (320, 227474), (338, 215360), (416, 174980), (520, 139984), (640, 113737), (673, 108160), (676, 107680), (832, 87490), (845, 86144), (1040, 69992), (1346, 54080), (1352, 53840), (1664, 43745), (1690, 43072), (2080, 34996), (2692, 27040), (2704, 26920), (3365, 21632), (3380, 21536), (4160, 17498), (5384, 13520), (5408, 13460), (6730, 10816), (6760, 10768), (8320, 8749)]