25311600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:192

約数の個数: 180

約数和(自身を含む): 89949600

約数和(自身を除く): 64638000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 79, 80, 89, 90, 100, 120, 144, 150, 158, 178, 180, 200, 225, 237, 240, 267, 300, 316, 356, 360, 395, 400, 445, 450, 474, 534, 600, 632, 711, 712, 720, 790, 801, 890, 900, 948, 1068, 1185, 1200, 1264, 1335, 1422, 1424, 1580, 1602, 1780, 1800, 1896, 1975, 2136, 2225, 2370, 2670, 2844, 3160, 3204, 3555, 3560, 3600, 3792, 3950, 4005, 4272, 4450, 4740, 5340, 5688, 5925, 6320, 6408, 6675, 7031, 7110, 7120, 7900, 8010, 8900, 9480, 10680, 11376, 11850, 12816, 13350, 14062, 14220, 15800, 16020, 17775, 17800, 18960, 20025, 21093, 21360, 23700, 26700, 28124, 28440, 31600, 32040, 35155, 35550, 35600, 40050, 42186, 47400, 53400, 56248, 56880, 63279, 64080, 70310, 71100, 80100, 84372, 94800, 105465, 106800, 112496, 126558, 140620, 142200, 160200, 168744, 175775, 210930, 253116, 281240, 284400, 316395, 320400, 337488, 351550, 421860, 506232, 527325, 562480, 632790, 703100, 843720, 1012464, 1054650, 1265580, 1406200, 1581975, 1687440, 2109300, 2531160, 2812400, 3163950, 4218600, 5062320, 6327900, 8437200, 12655800, 25311600]

約数ペア:

[(1, 25311600), (2, 12655800), (3, 8437200), (4, 6327900), (5, 5062320), (6, 4218600), (8, 3163950), (9, 2812400), (10, 2531160), (12, 2109300), (15, 1687440), (16, 1581975), (18, 1406200), (20, 1265580), (24, 1054650), (25, 1012464), (30, 843720), (36, 703100), (40, 632790), (45, 562480), (48, 527325), (50, 506232), (60, 421860), (72, 351550), (75, 337488), (79, 320400), (80, 316395), (89, 284400), (90, 281240), (100, 253116), (120, 210930), (144, 175775), (150, 168744), (158, 160200), (178, 142200), (180, 140620), (200, 126558), (225, 112496), (237, 106800), (240, 105465), (267, 94800), (300, 84372), (316, 80100), (356, 71100), (360, 70310), (395, 64080), (400, 63279), (445, 56880), (450, 56248), (474, 53400), (534, 47400), (600, 42186), (632, 40050), (711, 35600), (712, 35550), (720, 35155), (790, 32040), (801, 31600), (890, 28440), (900, 28124), (948, 26700), (1068, 23700), (1185, 21360), (1200, 21093), (1264, 20025), (1335, 18960), (1422, 17800), (1424, 17775), (1580, 16020), (1602, 15800), (1780, 14220), (1800, 14062), (1896, 13350), (1975, 12816), (2136, 11850), (2225, 11376), (2370, 10680), (2670, 9480), (2844, 8900), (3160, 8010), (3204, 7900), (3555, 7120), (3560, 7110), (3600, 7031), (3792, 6675), (3950, 6408), (4005, 6320), (4272, 5925), (4450, 5688), (4740, 5340)]