72542080

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8719}}^1$

素因数の和:8751

約数の個数: 64

約数和(自身を含む): 186782400

約数和(自身を除く): 114240320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 8719, 17438, 34876, 43595, 69752, 87190, 113347, 139504, 174380, 226694, 279008, 348760, 453388, 558016, 566735, 697520, 906776, 1116032, 1133470, 1395040, 1813552, 2266940, 2790080, 3627104, 4533880, 5580160, 7254208, 9067760, 14508416, 18135520, 36271040, 72542080]

約数ペア:

[(1, 72542080), (2, 36271040), (4, 18135520), (5, 14508416), (8, 9067760), (10, 7254208), (13, 5580160), (16, 4533880), (20, 3627104), (26, 2790080), (32, 2266940), (40, 1813552), (52, 1395040), (64, 1133470), (65, 1116032), (80, 906776), (104, 697520), (128, 566735), (130, 558016), (160, 453388), (208, 348760), (260, 279008), (320, 226694), (416, 174380), (520, 139504), (640, 113347), (832, 87190), (1040, 69752), (1664, 43595), (2080, 34876), (4160, 17438), (8320, 8719)]