1285202360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{911}}^1\times {\mathrm{2713}}^1$

素因数の和:3648

約数の個数: 64

約数和(自身を含む): 3118711680

約数和(自身を除く): 1833509320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 911, 1822, 2713, 3644, 4555, 5426, 7288, 9110, 10852, 11843, 13565, 18220, 21704, 23686, 27130, 35269, 36440, 47372, 54260, 59215, 70538, 94744, 108520, 118430, 141076, 176345, 236860, 282152, 352690, 473720, 705380, 1410760, 2471543, 4943086, 9886172, 12357715, 19772344, 24715430, 32130059, 49430860, 64260118, 98861720, 128520236, 160650295, 257040472, 321300590, 642601180, 1285202360]

約数ペア:

[(1, 1285202360), (2, 642601180), (4, 321300590), (5, 257040472), (8, 160650295), (10, 128520236), (13, 98861720), (20, 64260118), (26, 49430860), (40, 32130059), (52, 24715430), (65, 19772344), (104, 12357715), (130, 9886172), (260, 4943086), (520, 2471543), (911, 1410760), (1822, 705380), (2713, 473720), (3644, 352690), (4555, 282152), (5426, 236860), (7288, 176345), (9110, 141076), (10852, 118430), (11843, 108520), (13565, 94744), (18220, 70538), (21704, 59215), (23686, 54260), (27130, 47372), (35269, 36440)]