353967920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2693}}^1$

素因数の和:2790

約数の個数: 80

約数和(自身を含む): 865873152

約数和(自身を除く): 511905232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 53, 62, 80, 106, 124, 155, 212, 248, 265, 310, 424, 496, 530, 620, 848, 1060, 1240, 1643, 2120, 2480, 2693, 3286, 4240, 5386, 6572, 8215, 10772, 13144, 13465, 16430, 21544, 26288, 26930, 32860, 43088, 53860, 65720, 83483, 107720, 131440, 142729, 166966, 215440, 285458, 333932, 417415, 570916, 667864, 713645, 834830, 1141832, 1335728, 1427290, 1669660, 2283664, 2854580, 3339320, 4424599, 5709160, 6678640, 8849198, 11418320, 17698396, 22122995, 35396792, 44245990, 70793584, 88491980, 176983960, 353967920]

約数ペア:

[(1, 353967920), (2, 176983960), (4, 88491980), (5, 70793584), (8, 44245990), (10, 35396792), (16, 22122995), (20, 17698396), (31, 11418320), (40, 8849198), (53, 6678640), (62, 5709160), (80, 4424599), (106, 3339320), (124, 2854580), (155, 2283664), (212, 1669660), (248, 1427290), (265, 1335728), (310, 1141832), (424, 834830), (496, 713645), (530, 667864), (620, 570916), (848, 417415), (1060, 333932), (1240, 285458), (1643, 215440), (2120, 166966), (2480, 142729), (2693, 131440), (3286, 107720), (4240, 83483), (5386, 65720), (6572, 53860), (8215, 43088), (10772, 32860), (13144, 26930), (13465, 26288), (16430, 21544)]