25045760

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1151}}^1$

素因数の和:1189

約数の個数: 72

約数和(自身を含む): 63576576

約数和(自身を除く): 38530816

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1151, 1280, 1360, 2176, 2302, 2720, 4352, 4604, 5440, 5755, 9208, 10880, 11510, 18416, 19567, 21760, 23020, 36832, 39134, 46040, 73664, 78268, 92080, 97835, 147328, 156536, 184160, 195670, 294656, 313072, 368320, 391340, 626144, 736640, 782680, 1252288, 1473280, 1565360, 2504576, 3130720, 5009152, 6261440, 12522880, 25045760]

約数ペア:

[(1, 25045760), (2, 12522880), (4, 6261440), (5, 5009152), (8, 3130720), (10, 2504576), (16, 1565360), (17, 1473280), (20, 1252288), (32, 782680), (34, 736640), (40, 626144), (64, 391340), (68, 368320), (80, 313072), (85, 294656), (128, 195670), (136, 184160), (160, 156536), (170, 147328), (256, 97835), (272, 92080), (320, 78268), (340, 73664), (544, 46040), (640, 39134), (680, 36832), (1088, 23020), (1151, 21760), (1280, 19567), (1360, 18416), (2176, 11510), (2302, 10880), (2720, 9208), (4352, 5755), (4604, 5440)]