25168640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{53}}^2$

素因数の和:134

約数の個数: 108

約数和(自身を含む): 70223664

約数和(自身を除く): 45055024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 256, 265, 280, 320, 371, 424, 448, 530, 560, 640, 742, 848, 896, 1060, 1120, 1280, 1484, 1696, 1792, 1855, 2120, 2240, 2809, 2968, 3392, 3710, 4240, 4480, 5618, 5936, 6784, 7420, 8480, 8960, 11236, 11872, 13568, 14045, 14840, 16960, 19663, 22472, 23744, 28090, 29680, 33920, 39326, 44944, 47488, 56180, 59360, 67840, 78652, 89888, 94976, 98315, 112360, 118720, 157304, 179776, 196630, 224720, 237440, 314608, 359552, 393260, 449440, 474880, 629216, 719104, 786520, 898880, 1258432, 1573040, 1797760, 2516864, 3146080, 3595520, 5033728, 6292160, 12584320, 25168640]

約数ペア:

[(1, 25168640), (2, 12584320), (4, 6292160), (5, 5033728), (7, 3595520), (8, 3146080), (10, 2516864), (14, 1797760), (16, 1573040), (20, 1258432), (28, 898880), (32, 786520), (35, 719104), (40, 629216), (53, 474880), (56, 449440), (64, 393260), (70, 359552), (80, 314608), (106, 237440), (112, 224720), (128, 196630), (140, 179776), (160, 157304), (212, 118720), (224, 112360), (256, 98315), (265, 94976), (280, 89888), (320, 78652), (371, 67840), (424, 59360), (448, 56180), (530, 47488), (560, 44944), (640, 39326), (742, 33920), (848, 29680), (896, 28090), (1060, 23744), (1120, 22472), (1280, 19663), (1484, 16960), (1696, 14840), (1792, 14045), (1855, 13568), (2120, 11872), (2240, 11236), (2809, 8960), (2968, 8480), (3392, 7420), (3710, 6784), (4240, 5936), (4480, 5618)]