128826500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{397}}^1$

素因数の和:486

約数の個数: 96

約数和(自身を含む): 312923520

約数和(自身を除く): 184097020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 59, 100, 110, 118, 125, 220, 236, 250, 275, 295, 397, 500, 550, 590, 649, 794, 1100, 1180, 1298, 1375, 1475, 1588, 1985, 2596, 2750, 2950, 3245, 3970, 4367, 5500, 5900, 6490, 7375, 7940, 8734, 9925, 12980, 14750, 16225, 17468, 19850, 21835, 23423, 29500, 32450, 39700, 43670, 46846, 49625, 64900, 81125, 87340, 93692, 99250, 109175, 117115, 162250, 198500, 218350, 234230, 257653, 324500, 436700, 468460, 515306, 545875, 585575, 1030612, 1091750, 1171150, 1288265, 2183500, 2342300, 2576530, 2927875, 5153060, 5855750, 6441325, 11711500, 12882650, 25765300, 32206625, 64413250, 128826500]

約数ペア:

[(1, 128826500), (2, 64413250), (4, 32206625), (5, 25765300), (10, 12882650), (11, 11711500), (20, 6441325), (22, 5855750), (25, 5153060), (44, 2927875), (50, 2576530), (55, 2342300), (59, 2183500), (100, 1288265), (110, 1171150), (118, 1091750), (125, 1030612), (220, 585575), (236, 545875), (250, 515306), (275, 468460), (295, 436700), (397, 324500), (500, 257653), (550, 234230), (590, 218350), (649, 198500), (794, 162250), (1100, 117115), (1180, 109175), (1298, 99250), (1375, 93692), (1475, 87340), (1588, 81125), (1985, 64900), (2596, 49625), (2750, 46846), (2950, 43670), (3245, 39700), (3970, 32450), (4367, 29500), (5500, 23423), (5900, 21835), (6490, 19850), (7375, 17468), (7940, 16225), (8734, 14750), (9925, 12980)]