66578720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32009}}^1$

素因数の和:32037

約数の個数: 48

約数和(自身を含む): 169396920

約数和(自身を除く): 102818200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 32009, 64018, 128036, 160045, 256072, 320090, 416117, 512144, 640180, 832234, 1024288, 1280360, 1664468, 2080585, 2560720, 3328936, 4161170, 5121440, 6657872, 8322340, 13315744, 16644680, 33289360, 66578720]

約数ペア:

[(1, 66578720), (2, 33289360), (4, 16644680), (5, 13315744), (8, 8322340), (10, 6657872), (13, 5121440), (16, 4161170), (20, 3328936), (26, 2560720), (32, 2080585), (40, 1664468), (52, 1280360), (65, 1024288), (80, 832234), (104, 640180), (130, 512144), (160, 416117), (208, 320090), (260, 256072), (416, 160045), (520, 128036), (1040, 64018), (2080, 32009)]