85121660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 203212800

約数和(自身を除く): 118091140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 59, 62, 65, 118, 124, 130, 155, 179, 236, 260, 295, 310, 358, 403, 590, 620, 716, 767, 806, 895, 1180, 1534, 1612, 1790, 1829, 2015, 2327, 3068, 3580, 3658, 3835, 4030, 4654, 5549, 7316, 7670, 8060, 9145, 9308, 10561, 11098, 11635, 15340, 18290, 21122, 22196, 23270, 23777, 27745, 36580, 42244, 46540, 47554, 52805, 55490, 72137, 95108, 105610, 110980, 118885, 137293, 144274, 211220, 237770, 274586, 288548, 327391, 360685, 475540, 549172, 654782, 686465, 721370, 1309564, 1372930, 1442740, 1636955, 2745860, 3273910, 4256083, 6547820, 8512166, 17024332, 21280415, 42560830, 85121660]

約数ペア:

[(1, 85121660), (2, 42560830), (4, 21280415), (5, 17024332), (10, 8512166), (13, 6547820), (20, 4256083), (26, 3273910), (31, 2745860), (52, 1636955), (59, 1442740), (62, 1372930), (65, 1309564), (118, 721370), (124, 686465), (130, 654782), (155, 549172), (179, 475540), (236, 360685), (260, 327391), (295, 288548), (310, 274586), (358, 237770), (403, 211220), (590, 144274), (620, 137293), (716, 118885), (767, 110980), (806, 105610), (895, 95108), (1180, 72137), (1534, 55490), (1612, 52805), (1790, 47554), (1829, 46540), (2015, 42244), (2327, 36580), (3068, 27745), (3580, 23777), (3658, 23270), (3835, 22196), (4030, 21122), (4654, 18290), (5549, 15340), (7316, 11635), (7670, 11098), (8060, 10561), (9145, 9308)]