65952640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7927}}^1$

素因数の和:7959

約数の個数: 64

約数和(自身を含む): 169817760

約数和(自身を除く): 103865120

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, 7927, 8320, 15854, 31708, 39635, 63416, 79270, 103051, 126832, 158540, 206102, 253664, 317080, 412204, 507328, 515255, 634160, 824408, 1014656, 1030510, 1268320, 1648816, 2061020, 2536640, 3297632, 4122040, 5073280, 6595264, 8244080, 13190528, 16488160, 32976320, 65952640]

約数ペア:

[(1, 65952640), (2, 32976320), (4, 16488160), (5, 13190528), (8, 8244080), (10, 6595264), (13, 5073280), (16, 4122040), (20, 3297632), (26, 2536640), (32, 2061020), (40, 1648816), (52, 1268320), (64, 1030510), (65, 1014656), (80, 824408), (104, 634160), (128, 515255), (130, 507328), (160, 412204), (208, 317080), (260, 253664), (320, 206102), (416, 158540), (520, 126832), (640, 103051), (832, 79270), (1040, 63416), (1664, 39635), (2080, 31708), (4160, 15854), (7927, 8320)]