25857533380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{42863}}^1$

素因数の和:43049

約数の個数: 96

約数和(自身を含む): 64522321920

約数和(自身を除く): 38664788540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 139, 140, 155, 217, 278, 310, 434, 556, 620, 695, 868, 973, 1085, 1390, 1946, 2170, 2780, 3892, 4309, 4340, 4865, 8618, 9730, 17236, 19460, 21545, 30163, 42863, 43090, 60326, 85726, 86180, 120652, 150815, 171452, 214315, 300041, 301630, 428630, 600082, 603260, 857260, 1200164, 1328753, 1500205, 2657506, 3000410, 5315012, 5957957, 6000820, 6643765, 9301271, 11915914, 13287530, 18602542, 23831828, 26575060, 29789785, 37205084, 41705699, 46506355, 59579570, 83411398, 93012710, 119159140, 166822796, 184696667, 186025420, 208528495, 369393334, 417056990, 738786668, 834113980, 923483335, 1292876669, 1846966670, 2585753338, 3693933340, 5171506676, 6464383345, 12928766690, 25857533380]

約数ペア:

[(1, 25857533380), (2, 12928766690), (4, 6464383345), (5, 5171506676), (7, 3693933340), (10, 2585753338), (14, 1846966670), (20, 1292876669), (28, 923483335), (31, 834113980), (35, 738786668), (62, 417056990), (70, 369393334), (124, 208528495), (139, 186025420), (140, 184696667), (155, 166822796), (217, 119159140), (278, 93012710), (310, 83411398), (434, 59579570), (556, 46506355), (620, 41705699), (695, 37205084), (868, 29789785), (973, 26575060), (1085, 23831828), (1390, 18602542), (1946, 13287530), (2170, 11915914), (2780, 9301271), (3892, 6643765), (4309, 6000820), (4340, 5957957), (4865, 5315012), (8618, 3000410), (9730, 2657506), (17236, 1500205), (19460, 1328753), (21545, 1200164), (30163, 857260), (42863, 603260), (43090, 600082), (60326, 428630), (85726, 301630), (86180, 300041), (120652, 214315), (150815, 171452)]