65507440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:710

約数の個数: 80

約数和(自身を含む): 162846720

約数和(自身を除く): 97339280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 71, 76, 80, 95, 142, 152, 190, 284, 304, 355, 380, 568, 607, 710, 760, 1136, 1214, 1349, 1420, 1520, 2428, 2698, 2840, 3035, 4856, 5396, 5680, 6070, 6745, 9712, 10792, 11533, 12140, 13490, 21584, 23066, 24280, 26980, 43097, 46132, 48560, 53960, 57665, 86194, 92264, 107920, 115330, 172388, 184528, 215485, 230660, 344776, 430970, 461320, 689552, 818843, 861940, 922640, 1637686, 1723880, 3275372, 3447760, 4094215, 6550744, 8188430, 13101488, 16376860, 32753720, 65507440]

約数ペア:

[(1, 65507440), (2, 32753720), (4, 16376860), (5, 13101488), (8, 8188430), (10, 6550744), (16, 4094215), (19, 3447760), (20, 3275372), (38, 1723880), (40, 1637686), (71, 922640), (76, 861940), (80, 818843), (95, 689552), (142, 461320), (152, 430970), (190, 344776), (284, 230660), (304, 215485), (355, 184528), (380, 172388), (568, 115330), (607, 107920), (710, 92264), (760, 86194), (1136, 57665), (1214, 53960), (1349, 48560), (1420, 46132), (1520, 43097), (2428, 26980), (2698, 24280), (2840, 23066), (3035, 21584), (4856, 13490), (5396, 12140), (5680, 11533), (6070, 10792), (6745, 9712)]