65573680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 159346944

約数和(自身を除く): 93773264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 137, 155, 193, 248, 274, 310, 386, 496, 548, 620, 685, 772, 965, 1096, 1240, 1370, 1544, 1930, 2192, 2480, 2740, 3088, 3860, 4247, 5480, 5983, 7720, 8494, 10960, 11966, 15440, 16988, 21235, 23932, 26441, 29915, 33976, 42470, 47864, 52882, 59830, 67952, 84940, 95728, 105764, 119660, 132205, 169880, 211528, 239320, 264410, 339760, 423056, 478640, 528820, 819671, 1057640, 1639342, 2115280, 3278684, 4098355, 6557368, 8196710, 13114736, 16393420, 32786840, 65573680]

約数ペア:

[(1, 65573680), (2, 32786840), (4, 16393420), (5, 13114736), (8, 8196710), (10, 6557368), (16, 4098355), (20, 3278684), (31, 2115280), (40, 1639342), (62, 1057640), (80, 819671), (124, 528820), (137, 478640), (155, 423056), (193, 339760), (248, 264410), (274, 239320), (310, 211528), (386, 169880), (496, 132205), (548, 119660), (620, 105764), (685, 95728), (772, 84940), (965, 67952), (1096, 59830), (1240, 52882), (1370, 47864), (1544, 42470), (1930, 33976), (2192, 29915), (2480, 26441), (2740, 23932), (3088, 21235), (3860, 16988), (4247, 15440), (5480, 11966), (5983, 10960), (7720, 8494)]