25801380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 86958144

約数和(自身を除く): 61156764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 83, 90, 99, 110, 132, 157, 165, 166, 180, 198, 220, 249, 314, 330, 332, 396, 415, 471, 495, 498, 628, 660, 747, 785, 830, 913, 942, 990, 996, 1245, 1413, 1494, 1570, 1660, 1727, 1826, 1884, 1980, 2355, 2490, 2739, 2826, 2988, 3140, 3454, 3652, 3735, 4565, 4710, 4980, 5181, 5478, 5652, 6908, 7065, 7470, 8217, 8635, 9130, 9420, 10362, 10956, 13031, 13695, 14130, 14940, 15543, 16434, 17270, 18260, 20724, 25905, 26062, 27390, 28260, 31086, 32868, 34540, 39093, 41085, 51810, 52124, 54780, 62172, 65155, 77715, 78186, 82170, 103620, 117279, 130310, 143341, 155430, 156372, 164340, 195465, 234558, 260620, 286682, 310860, 390930, 430023, 469116, 573364, 586395, 716705, 781860, 860046, 1172790, 1290069, 1433410, 1720092, 2150115, 2345580, 2580138, 2866820, 4300230, 5160276, 6450345, 8600460, 12900690, 25801380]

約数ペア:

[(1, 25801380), (2, 12900690), (3, 8600460), (4, 6450345), (5, 5160276), (6, 4300230), (9, 2866820), (10, 2580138), (11, 2345580), (12, 2150115), (15, 1720092), (18, 1433410), (20, 1290069), (22, 1172790), (30, 860046), (33, 781860), (36, 716705), (44, 586395), (45, 573364), (55, 469116), (60, 430023), (66, 390930), (83, 310860), (90, 286682), (99, 260620), (110, 234558), (132, 195465), (157, 164340), (165, 156372), (166, 155430), (180, 143341), (198, 130310), (220, 117279), (249, 103620), (314, 82170), (330, 78186), (332, 77715), (396, 65155), (415, 62172), (471, 54780), (495, 52124), (498, 51810), (628, 41085), (660, 39093), (747, 34540), (785, 32868), (830, 31086), (913, 28260), (942, 27390), (990, 26062), (996, 25905), (1245, 20724), (1413, 18260), (1494, 17270), (1570, 16434), (1660, 15543), (1727, 14940), (1826, 14130), (1884, 13695), (1980, 13031), (2355, 10956), (2490, 10362), (2739, 9420), (2826, 9130), (2988, 8635), (3140, 8217), (3454, 7470), (3652, 7065), (3735, 6908), (4565, 5652), (4710, 5478), (4980, 5181)]