64472960

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{769}}^1$

素因数の和:919

約数の個数: 64

約数和(自身を含む): 155509200

約数和(自身を除く): 91036240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 262, 320, 524, 640, 655, 769, 1048, 1310, 1538, 2096, 2620, 3076, 3845, 4192, 5240, 6152, 7690, 8384, 10480, 12304, 15380, 16768, 20960, 24608, 30760, 41920, 49216, 61520, 83840, 98432, 100739, 123040, 201478, 246080, 402956, 492160, 503695, 805912, 1007390, 1611824, 2014780, 3223648, 4029560, 6447296, 8059120, 12894592, 16118240, 32236480, 64472960]

約数ペア:

[(1, 64472960), (2, 32236480), (4, 16118240), (5, 12894592), (8, 8059120), (10, 6447296), (16, 4029560), (20, 3223648), (32, 2014780), (40, 1611824), (64, 1007390), (80, 805912), (128, 503695), (131, 492160), (160, 402956), (262, 246080), (320, 201478), (524, 123040), (640, 100739), (655, 98432), (769, 83840), (1048, 61520), (1310, 49216), (1538, 41920), (2096, 30760), (2620, 24608), (3076, 20960), (3845, 16768), (4192, 15380), (5240, 12304), (6152, 10480), (7690, 8384)]