1002154360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{13249}}^1$

素因数の和:13352

約数の個数: 64

約数和(自身を含む): 2365920000

約数和(自身を除く): 1363765640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 155, 244, 248, 305, 310, 488, 610, 620, 1220, 1240, 1891, 2440, 3782, 7564, 9455, 13249, 15128, 18910, 26498, 37820, 52996, 66245, 75640, 105992, 132490, 264980, 410719, 529960, 808189, 821438, 1616378, 1642876, 2053595, 3232756, 3285752, 4040945, 4107190, 6465512, 8081890, 8214380, 16163780, 16428760, 25053859, 32327560, 50107718, 100215436, 125269295, 200430872, 250538590, 501077180, 1002154360]

約数ペア:

[(1, 1002154360), (2, 501077180), (4, 250538590), (5, 200430872), (8, 125269295), (10, 100215436), (20, 50107718), (31, 32327560), (40, 25053859), (61, 16428760), (62, 16163780), (122, 8214380), (124, 8081890), (155, 6465512), (244, 4107190), (248, 4040945), (305, 3285752), (310, 3232756), (488, 2053595), (610, 1642876), (620, 1616378), (1220, 821438), (1240, 808189), (1891, 529960), (2440, 410719), (3782, 264980), (7564, 132490), (9455, 105992), (13249, 75640), (15128, 66245), (18910, 52996), (26498, 37820)]