80425600

素因数分解:

$2^7\times 5^2\times {\mathrm{41}}^1\times {\mathrm{613}}^1$

素因数の和:678

約数の個数: 96

約数和(自身を含む): 203854140

約数和(自身を除く): 123428540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 128, 160, 164, 200, 205, 320, 328, 400, 410, 613, 640, 656, 800, 820, 1025, 1226, 1312, 1600, 1640, 2050, 2452, 2624, 3065, 3200, 3280, 4100, 4904, 5248, 6130, 6560, 8200, 9808, 12260, 13120, 15325, 16400, 19616, 24520, 25133, 26240, 30650, 32800, 39232, 49040, 50266, 61300, 65600, 78464, 98080, 100532, 122600, 125665, 131200, 196160, 201064, 245200, 251330, 392320, 402128, 490400, 502660, 628325, 804256, 980800, 1005320, 1256650, 1608512, 1961600, 2010640, 2513300, 3217024, 4021280, 5026600, 8042560, 10053200, 16085120, 20106400, 40212800, 80425600]

約数ペア:

[(1, 80425600), (2, 40212800), (4, 20106400), (5, 16085120), (8, 10053200), (10, 8042560), (16, 5026600), (20, 4021280), (25, 3217024), (32, 2513300), (40, 2010640), (41, 1961600), (50, 1608512), (64, 1256650), (80, 1005320), (82, 980800), (100, 804256), (128, 628325), (160, 502660), (164, 490400), (200, 402128), (205, 392320), (320, 251330), (328, 245200), (400, 201064), (410, 196160), (613, 131200), (640, 125665), (656, 122600), (800, 100532), (820, 98080), (1025, 78464), (1226, 65600), (1312, 61300), (1600, 50266), (1640, 49040), (2050, 39232), (2452, 32800), (2624, 30650), (3065, 26240), (3200, 25133), (3280, 24520), (4100, 19616), (4904, 16400), (5248, 15325), (6130, 13120), (6560, 12260), (8200, 9808)]