345280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:113

約数の個数: 56

約数和(自身を含む): 896112

約数和(自身を除く): 550832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 83, 104, 130, 160, 166, 208, 260, 320, 332, 415, 416, 520, 664, 830, 832, 1040, 1079, 1328, 1660, 2080, 2158, 2656, 3320, 4160, 4316, 5312, 5395, 6640, 8632, 10790, 13280, 17264, 21580, 26560, 34528, 43160, 69056, 86320, 172640, 345280]

約数ペア:

[(1, 345280), (2, 172640), (4, 86320), (5, 69056), (8, 43160), (10, 34528), (13, 26560), (16, 21580), (20, 17264), (26, 13280), (32, 10790), (40, 8632), (52, 6640), (64, 5395), (65, 5312), (80, 4316), (83, 4160), (104, 3320), (130, 2656), (160, 2158), (166, 2080), (208, 1660), (260, 1328), (320, 1079), (332, 1040), (415, 832), (416, 830), (520, 664)]