65958080

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 112

約数和(自身を含む): 166298880

約数和(自身を除く): 100340800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 64, 80, 109, 122, 124, 155, 160, 218, 244, 248, 305, 310, 320, 436, 488, 496, 545, 610, 620, 872, 976, 992, 1090, 1220, 1240, 1744, 1891, 1952, 1984, 2180, 2440, 2480, 3379, 3488, 3782, 3904, 4360, 4880, 4960, 6649, 6758, 6976, 7564, 8720, 9455, 9760, 9920, 13298, 13516, 15128, 16895, 17440, 18910, 19520, 26596, 27032, 30256, 33245, 33790, 34880, 37820, 53192, 54064, 60512, 66490, 67580, 75640, 106384, 108128, 121024, 132980, 135160, 151280, 206119, 212768, 216256, 265960, 270320, 302560, 412238, 425536, 531920, 540640, 605120, 824476, 1030595, 1063840, 1081280, 1648952, 2061190, 2127680, 3297904, 4122380, 6595808, 8244760, 13191616, 16489520, 32979040, 65958080]

約数ペア:

[(1, 65958080), (2, 32979040), (4, 16489520), (5, 13191616), (8, 8244760), (10, 6595808), (16, 4122380), (20, 3297904), (31, 2127680), (32, 2061190), (40, 1648952), (61, 1081280), (62, 1063840), (64, 1030595), (80, 824476), (109, 605120), (122, 540640), (124, 531920), (155, 425536), (160, 412238), (218, 302560), (244, 270320), (248, 265960), (305, 216256), (310, 212768), (320, 206119), (436, 151280), (488, 135160), (496, 132980), (545, 121024), (610, 108128), (620, 106384), (872, 75640), (976, 67580), (992, 66490), (1090, 60512), (1220, 54064), (1240, 53192), (1744, 37820), (1891, 34880), (1952, 33790), (1984, 33245), (2180, 30256), (2440, 27032), (2480, 26596), (3379, 19520), (3488, 18910), (3782, 17440), (3904, 16895), (4360, 15128), (4880, 13516), (4960, 13298), (6649, 9920), (6758, 9760), (6976, 9455), (7564, 8720)]