51047880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1$

素因数の和:831

約数の個数: 128

約数和(自身を含む): 168981120

約数和(自身を除く): 117933240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 104, 120, 129, 130, 156, 172, 195, 215, 258, 260, 312, 344, 390, 430, 516, 520, 559, 645, 761, 780, 860, 1032, 1118, 1290, 1522, 1560, 1677, 1720, 2236, 2283, 2580, 2795, 3044, 3354, 3805, 4472, 4566, 5160, 5590, 6088, 6708, 7610, 8385, 9132, 9893, 11180, 11415, 13416, 15220, 16770, 18264, 19786, 22360, 22830, 29679, 30440, 32723, 33540, 39572, 45660, 49465, 59358, 65446, 67080, 79144, 91320, 98169, 98930, 118716, 130892, 148395, 163615, 196338, 197860, 237432, 261784, 296790, 327230, 392676, 395720, 425399, 490845, 593580, 654460, 785352, 850798, 981690, 1187160, 1276197, 1308920, 1701596, 1963380, 2126995, 2552394, 3403192, 3926760, 4253990, 5104788, 6380985, 8507980, 10209576, 12761970, 17015960, 25523940, 51047880]

約数ペア:

[(1, 51047880), (2, 25523940), (3, 17015960), (4, 12761970), (5, 10209576), (6, 8507980), (8, 6380985), (10, 5104788), (12, 4253990), (13, 3926760), (15, 3403192), (20, 2552394), (24, 2126995), (26, 1963380), (30, 1701596), (39, 1308920), (40, 1276197), (43, 1187160), (52, 981690), (60, 850798), (65, 785352), (78, 654460), (86, 593580), (104, 490845), (120, 425399), (129, 395720), (130, 392676), (156, 327230), (172, 296790), (195, 261784), (215, 237432), (258, 197860), (260, 196338), (312, 163615), (344, 148395), (390, 130892), (430, 118716), (516, 98930), (520, 98169), (559, 91320), (645, 79144), (761, 67080), (780, 65446), (860, 59358), (1032, 49465), (1118, 45660), (1290, 39572), (1522, 33540), (1560, 32723), (1677, 30440), (1720, 29679), (2236, 22830), (2283, 22360), (2580, 19786), (2795, 18264), (3044, 16770), (3354, 15220), (3805, 13416), (4472, 11415), (4566, 11180), (5160, 9893), (5590, 9132), (6088, 8385), (6708, 7610)]