129414400

素因数分解:

$2^8\times 5^2\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:376

約数の個数: 108

約数和(自身を含む): 325881052

約数和(自身を除く): 196466652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 73, 80, 100, 128, 146, 160, 200, 256, 277, 292, 320, 365, 400, 554, 584, 640, 730, 800, 1108, 1168, 1280, 1385, 1460, 1600, 1825, 2216, 2336, 2770, 2920, 3200, 3650, 4432, 4672, 5540, 5840, 6400, 6925, 7300, 8864, 9344, 11080, 11680, 13850, 14600, 17728, 18688, 20221, 22160, 23360, 27700, 29200, 35456, 40442, 44320, 46720, 55400, 58400, 70912, 80884, 88640, 93440, 101105, 110800, 116800, 161768, 177280, 202210, 221600, 233600, 323536, 354560, 404420, 443200, 467200, 505525, 647072, 808840, 886400, 1011050, 1294144, 1617680, 1772800, 2022100, 2588288, 3235360, 4044200, 5176576, 6470720, 8088400, 12941440, 16176800, 25882880, 32353600, 64707200, 129414400]

約数ペア:

[(1, 129414400), (2, 64707200), (4, 32353600), (5, 25882880), (8, 16176800), (10, 12941440), (16, 8088400), (20, 6470720), (25, 5176576), (32, 4044200), (40, 3235360), (50, 2588288), (64, 2022100), (73, 1772800), (80, 1617680), (100, 1294144), (128, 1011050), (146, 886400), (160, 808840), (200, 647072), (256, 505525), (277, 467200), (292, 443200), (320, 404420), (365, 354560), (400, 323536), (554, 233600), (584, 221600), (640, 202210), (730, 177280), (800, 161768), (1108, 116800), (1168, 110800), (1280, 101105), (1385, 93440), (1460, 88640), (1600, 80884), (1825, 70912), (2216, 58400), (2336, 55400), (2770, 46720), (2920, 44320), (3200, 40442), (3650, 35456), (4432, 29200), (4672, 27700), (5540, 23360), (5840, 22160), (6400, 20221), (6925, 18688), (7300, 17728), (8864, 14600), (9344, 13850), (11080, 11680)]