64487700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1006

約数の個数: 108

約数和(自身を含む): 204917440

約数和(自身を除く): 140429740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 79, 90, 100, 150, 158, 180, 225, 237, 300, 316, 395, 450, 474, 711, 790, 900, 907, 948, 1185, 1422, 1580, 1814, 1975, 2370, 2721, 2844, 3555, 3628, 3950, 4535, 4740, 5442, 5925, 7110, 7900, 8163, 9070, 10884, 11850, 13605, 14220, 16326, 17775, 18140, 22675, 23700, 27210, 32652, 35550, 40815, 45350, 54420, 68025, 71100, 71653, 81630, 90700, 136050, 143306, 163260, 204075, 214959, 272100, 286612, 358265, 408150, 429918, 644877, 716530, 816300, 859836, 1074795, 1289754, 1433060, 1791325, 2149590, 2579508, 3224385, 3582650, 4299180, 5373975, 6448770, 7165300, 10747950, 12897540, 16121925, 21495900, 32243850, 64487700]

約数ペア:

[(1, 64487700), (2, 32243850), (3, 21495900), (4, 16121925), (5, 12897540), (6, 10747950), (9, 7165300), (10, 6448770), (12, 5373975), (15, 4299180), (18, 3582650), (20, 3224385), (25, 2579508), (30, 2149590), (36, 1791325), (45, 1433060), (50, 1289754), (60, 1074795), (75, 859836), (79, 816300), (90, 716530), (100, 644877), (150, 429918), (158, 408150), (180, 358265), (225, 286612), (237, 272100), (300, 214959), (316, 204075), (395, 163260), (450, 143306), (474, 136050), (711, 90700), (790, 81630), (900, 71653), (907, 71100), (948, 68025), (1185, 54420), (1422, 45350), (1580, 40815), (1814, 35550), (1975, 32652), (2370, 27210), (2721, 23700), (2844, 22675), (3555, 18140), (3628, 17775), (3950, 16326), (4535, 14220), (4740, 13605), (5442, 11850), (5925, 10884), (7110, 9070), (7900, 8163)]