25750920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{971}}^1$

素因数の和:1015

約数の個数: 128

約数和(自身を含む): 88179840

約数和(自身を除く): 62428920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 971, 1020, 1105, 1326, 1560, 1768, 1942, 2040, 2210, 2652, 2913, 3315, 3884, 4420, 4855, 5304, 5826, 6630, 7768, 8840, 9710, 11652, 12623, 13260, 14565, 16507, 19420, 23304, 25246, 26520, 29130, 33014, 37869, 38840, 49521, 50492, 58260, 63115, 66028, 75738, 82535, 99042, 100984, 116520, 126230, 132056, 151476, 165070, 189345, 198084, 214591, 247605, 252460, 302952, 330140, 378690, 396168, 429182, 495210, 504920, 643773, 660280, 757380, 858364, 990420, 1072955, 1287546, 1514760, 1716728, 1980840, 2145910, 2575092, 3218865, 4291820, 5150184, 6437730, 8583640, 12875460, 25750920]

約数ペア:

[(1, 25750920), (2, 12875460), (3, 8583640), (4, 6437730), (5, 5150184), (6, 4291820), (8, 3218865), (10, 2575092), (12, 2145910), (13, 1980840), (15, 1716728), (17, 1514760), (20, 1287546), (24, 1072955), (26, 990420), (30, 858364), (34, 757380), (39, 660280), (40, 643773), (51, 504920), (52, 495210), (60, 429182), (65, 396168), (68, 378690), (78, 330140), (85, 302952), (102, 252460), (104, 247605), (120, 214591), (130, 198084), (136, 189345), (156, 165070), (170, 151476), (195, 132056), (204, 126230), (221, 116520), (255, 100984), (260, 99042), (312, 82535), (340, 75738), (390, 66028), (408, 63115), (442, 58260), (510, 50492), (520, 49521), (663, 38840), (680, 37869), (780, 33014), (884, 29130), (971, 26520), (1020, 25246), (1105, 23304), (1326, 19420), (1560, 16507), (1768, 14565), (1942, 13260), (2040, 12623), (2210, 11652), (2652, 9710), (2913, 8840), (3315, 7768), (3884, 6630), (4420, 5826), (4855, 5304)]