25456680

素因数分解:

$2^3\times 3^8\times 5^1\times {\mathrm{97}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 86797620

約数和(自身を除く): 61340940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 97, 108, 120, 135, 162, 180, 194, 216, 243, 270, 291, 324, 360, 388, 405, 485, 486, 540, 582, 648, 729, 776, 810, 873, 970, 972, 1080, 1164, 1215, 1455, 1458, 1620, 1746, 1940, 1944, 2187, 2328, 2430, 2619, 2910, 2916, 3240, 3492, 3645, 3880, 4365, 4374, 4860, 5238, 5820, 5832, 6561, 6984, 7290, 7857, 8730, 8748, 9720, 10476, 10935, 11640, 13095, 13122, 14580, 15714, 17460, 17496, 20952, 21870, 23571, 26190, 26244, 29160, 31428, 32805, 34920, 39285, 43740, 47142, 52380, 52488, 62856, 65610, 70713, 78570, 87480, 94284, 104760, 117855, 131220, 141426, 157140, 188568, 212139, 235710, 262440, 282852, 314280, 353565, 424278, 471420, 565704, 636417, 707130, 848556, 942840, 1060695, 1272834, 1414260, 1697112, 2121390, 2545668, 2828520, 3182085, 4242780, 5091336, 6364170, 8485560, 12728340, 25456680]

約数ペア:

[(1, 25456680), (2, 12728340), (3, 8485560), (4, 6364170), (5, 5091336), (6, 4242780), (8, 3182085), (9, 2828520), (10, 2545668), (12, 2121390), (15, 1697112), (18, 1414260), (20, 1272834), (24, 1060695), (27, 942840), (30, 848556), (36, 707130), (40, 636417), (45, 565704), (54, 471420), (60, 424278), (72, 353565), (81, 314280), (90, 282852), (97, 262440), (108, 235710), (120, 212139), (135, 188568), (162, 157140), (180, 141426), (194, 131220), (216, 117855), (243, 104760), (270, 94284), (291, 87480), (324, 78570), (360, 70713), (388, 65610), (405, 62856), (485, 52488), (486, 52380), (540, 47142), (582, 43740), (648, 39285), (729, 34920), (776, 32805), (810, 31428), (873, 29160), (970, 26244), (972, 26190), (1080, 23571), (1164, 21870), (1215, 20952), (1455, 17496), (1458, 17460), (1620, 15714), (1746, 14580), (1940, 13122), (1944, 13095), (2187, 11640), (2328, 10935), (2430, 10476), (2619, 9720), (2910, 8748), (2916, 8730), (3240, 7857), (3492, 7290), (3645, 6984), (3880, 6561), (4365, 5832), (4374, 5820), (4860, 5238)]