69505280

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4177}}^1$

素因数の和:4211

約数の個数: 72

約数和(自身を含む): 179336472

約数和(自身を除く): 109831192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 4177, 8320, 8354, 16640, 16708, 20885, 33416, 41770, 54301, 66832, 83540, 108602, 133664, 167080, 217204, 267328, 271505, 334160, 434408, 534656, 543010, 668320, 868816, 1069312, 1086020, 1336640, 1737632, 2172040, 2673280, 3475264, 4344080, 5346560, 6950528, 8688160, 13901056, 17376320, 34752640, 69505280]

約数ペア:

[(1, 69505280), (2, 34752640), (4, 17376320), (5, 13901056), (8, 8688160), (10, 6950528), (13, 5346560), (16, 4344080), (20, 3475264), (26, 2673280), (32, 2172040), (40, 1737632), (52, 1336640), (64, 1086020), (65, 1069312), (80, 868816), (104, 668320), (128, 543010), (130, 534656), (160, 434408), (208, 334160), (256, 271505), (260, 267328), (320, 217204), (416, 167080), (520, 133664), (640, 108602), (832, 83540), (1040, 66832), (1280, 54301), (1664, 41770), (2080, 33416), (3328, 20885), (4160, 16708), (4177, 16640), (8320, 8354)]