25916160

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:438

約数の個数: 144

約数和(自身を含む): 87859296

約数和(自身を除く): 61943136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 397, 408, 480, 510, 544, 640, 680, 768, 794, 816, 960, 1020, 1088, 1191, 1280, 1360, 1588, 1632, 1920, 1985, 2040, 2176, 2382, 2720, 3176, 3264, 3840, 3970, 4080, 4352, 4764, 5440, 5955, 6352, 6528, 6749, 7940, 8160, 9528, 10880, 11910, 12704, 13056, 13498, 15880, 16320, 19056, 20247, 21760, 23820, 25408, 26996, 31760, 32640, 33745, 38112, 40494, 47640, 50816, 53992, 63520, 65280, 67490, 76224, 80988, 95280, 101235, 101632, 107984, 127040, 134980, 152448, 161976, 190560, 202470, 215968, 254080, 269960, 304896, 323952, 381120, 404940, 431936, 508160, 539920, 647904, 762240, 809880, 863872, 1079840, 1295808, 1524480, 1619760, 1727744, 2159680, 2591616, 3239520, 4319360, 5183232, 6479040, 8638720, 12958080, 25916160]

約数ペア:

[(1, 25916160), (2, 12958080), (3, 8638720), (4, 6479040), (5, 5183232), (6, 4319360), (8, 3239520), (10, 2591616), (12, 2159680), (15, 1727744), (16, 1619760), (17, 1524480), (20, 1295808), (24, 1079840), (30, 863872), (32, 809880), (34, 762240), (40, 647904), (48, 539920), (51, 508160), (60, 431936), (64, 404940), (68, 381120), (80, 323952), (85, 304896), (96, 269960), (102, 254080), (120, 215968), (128, 202470), (136, 190560), (160, 161976), (170, 152448), (192, 134980), (204, 127040), (240, 107984), (255, 101632), (256, 101235), (272, 95280), (320, 80988), (340, 76224), (384, 67490), (397, 65280), (408, 63520), (480, 53992), (510, 50816), (544, 47640), (640, 40494), (680, 38112), (768, 33745), (794, 32640), (816, 31760), (960, 26996), (1020, 25408), (1088, 23820), (1191, 21760), (1280, 20247), (1360, 19056), (1588, 16320), (1632, 15880), (1920, 13498), (1985, 13056), (2040, 12704), (2176, 11910), (2382, 10880), (2720, 9528), (3176, 8160), (3264, 7940), (3840, 6749), (3970, 6528), (4080, 6352), (4352, 5955), (4764, 5440)]