26403040

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{571}}^1$

素因数の和:620

約数の個数: 72

約数和(自身を含む): 66378312

約数和(自身を除く): 39975272

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 289, 340, 544, 571, 578, 680, 1142, 1156, 1360, 1445, 2284, 2312, 2720, 2855, 2890, 4568, 4624, 5710, 5780, 9136, 9248, 9707, 11420, 11560, 18272, 19414, 22840, 23120, 38828, 45680, 46240, 48535, 77656, 91360, 97070, 155312, 165019, 194140, 310624, 330038, 388280, 660076, 776560, 825095, 1320152, 1553120, 1650190, 2640304, 3300380, 5280608, 6600760, 13201520, 26403040]

約数ペア:

[(1, 26403040), (2, 13201520), (4, 6600760), (5, 5280608), (8, 3300380), (10, 2640304), (16, 1650190), (17, 1553120), (20, 1320152), (32, 825095), (34, 776560), (40, 660076), (68, 388280), (80, 330038), (85, 310624), (136, 194140), (160, 165019), (170, 155312), (272, 97070), (289, 91360), (340, 77656), (544, 48535), (571, 46240), (578, 45680), (680, 38828), (1142, 23120), (1156, 22840), (1360, 19414), (1445, 18272), (2284, 11560), (2312, 11420), (2720, 9707), (2855, 9248), (2890, 9136), (4568, 5780), (4624, 5710)]