65019840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{761}}^1$

素因数の和:870

約数の個数: 112

約数和(自身を含む): 209031840

約数和(自身を除く): 144012000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 160, 178, 192, 240, 267, 320, 356, 445, 480, 534, 712, 761, 890, 960, 1068, 1335, 1424, 1522, 1780, 2136, 2283, 2670, 2848, 3044, 3560, 3805, 4272, 4566, 5340, 5696, 6088, 7120, 7610, 8544, 9132, 10680, 11415, 12176, 14240, 15220, 17088, 18264, 21360, 22830, 24352, 28480, 30440, 36528, 42720, 45660, 48704, 60880, 67729, 73056, 85440, 91320, 121760, 135458, 146112, 182640, 203187, 243520, 270916, 338645, 365280, 406374, 541832, 677290, 730560, 812748, 1015935, 1083664, 1354580, 1625496, 2031870, 2167328, 2709160, 3250992, 4063740, 4334656, 5418320, 6501984, 8127480, 10836640, 13003968, 16254960, 21673280, 32509920, 65019840]

約数ペア:

[(1, 65019840), (2, 32509920), (3, 21673280), (4, 16254960), (5, 13003968), (6, 10836640), (8, 8127480), (10, 6501984), (12, 5418320), (15, 4334656), (16, 4063740), (20, 3250992), (24, 2709160), (30, 2167328), (32, 2031870), (40, 1625496), (48, 1354580), (60, 1083664), (64, 1015935), (80, 812748), (89, 730560), (96, 677290), (120, 541832), (160, 406374), (178, 365280), (192, 338645), (240, 270916), (267, 243520), (320, 203187), (356, 182640), (445, 146112), (480, 135458), (534, 121760), (712, 91320), (761, 85440), (890, 73056), (960, 67729), (1068, 60880), (1335, 48704), (1424, 45660), (1522, 42720), (1780, 36528), (2136, 30440), (2283, 28480), (2670, 24352), (2848, 22830), (3044, 21360), (3560, 18264), (3805, 17088), (4272, 15220), (4566, 14240), (5340, 12176), (5696, 11415), (6088, 10680), (7120, 9132), (7610, 8544)]