1308145280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157229}}^1$

素因数の和:157261

約数の個数: 64

約数和(自身を含む): 3367866600

約数和(自身を除く): 2059721320

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, 157229, 314458, 628916, 786145, 1257832, 1572290, 2043977, 2515664, 3144580, 4087954, 5031328, 6289160, 8175908, 10062656, 10219885, 12578320, 16351816, 20125312, 20439770, 25156640, 32703632, 40879540, 50313280, 65407264, 81759080, 100626560, 130814528, 163518160, 261629056, 327036320, 654072640, 1308145280]

約数ペア:

[(1, 1308145280), (2, 654072640), (4, 327036320), (5, 261629056), (8, 163518160), (10, 130814528), (13, 100626560), (16, 81759080), (20, 65407264), (26, 50313280), (32, 40879540), (40, 32703632), (52, 25156640), (64, 20439770), (65, 20125312), (80, 16351816), (104, 12578320), (128, 10219885), (130, 10062656), (160, 8175908), (208, 6289160), (260, 5031328), (320, 4087954), (416, 3144580), (520, 2515664), (640, 2043977), (832, 1572290), (1040, 1257832), (1664, 786145), (2080, 628916), (4160, 314458), (8320, 157229)]