2548301990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1$

素因数の和:574

約数の個数: 96

約数和(自身を含む): 5181014016

約数和(自身を除く): 2632712026

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 127, 130, 155, 169, 254, 310, 338, 383, 403, 635, 766, 806, 845, 1270, 1651, 1690, 1915, 2015, 3302, 3830, 3937, 4030, 4979, 5239, 7874, 8255, 9958, 10478, 11873, 16510, 19685, 21463, 23746, 24895, 26195, 39370, 42926, 48641, 49790, 51181, 52390, 59365, 64727, 97282, 102362, 107315, 118730, 129454, 154349, 214630, 243205, 255905, 308698, 323635, 486410, 511810, 632333, 647270, 665353, 771745, 1264666, 1330706, 1507871, 1543490, 2006537, 3015742, 3161665, 3326765, 4013074, 6323330, 6653530, 7539355, 8220329, 10032685, 15078710, 16440658, 19602323, 20065370, 39204646, 41101645, 82203290, 98011615, 196023230, 254830199, 509660398, 1274150995, 2548301990]

約数ペア:

[(1, 2548301990), (2, 1274150995), (5, 509660398), (10, 254830199), (13, 196023230), (26, 98011615), (31, 82203290), (62, 41101645), (65, 39204646), (127, 20065370), (130, 19602323), (155, 16440658), (169, 15078710), (254, 10032685), (310, 8220329), (338, 7539355), (383, 6653530), (403, 6323330), (635, 4013074), (766, 3326765), (806, 3161665), (845, 3015742), (1270, 2006537), (1651, 1543490), (1690, 1507871), (1915, 1330706), (2015, 1264666), (3302, 771745), (3830, 665353), (3937, 647270), (4030, 632333), (4979, 511810), (5239, 486410), (7874, 323635), (8255, 308698), (9958, 255905), (10478, 243205), (11873, 214630), (16510, 154349), (19685, 129454), (21463, 118730), (23746, 107315), (24895, 102362), (26195, 97282), (39370, 64727), (42926, 59365), (48641, 52390), (49790, 51181)]