2645136400

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{5303}}^1$

素因数の和:5393

約数の個数: 120

約数和(自身を含む): 6728230080

約数和(自身を除く): 4083093680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 43, 50, 58, 80, 86, 100, 116, 145, 172, 200, 215, 232, 290, 344, 400, 430, 464, 580, 688, 725, 860, 1075, 1160, 1247, 1450, 1720, 2150, 2320, 2494, 2900, 3440, 4300, 4988, 5303, 5800, 6235, 8600, 9976, 10606, 11600, 12470, 17200, 19952, 21212, 24940, 26515, 31175, 42424, 49880, 53030, 62350, 84848, 99760, 106060, 124700, 132575, 153787, 212120, 228029, 249400, 265150, 307574, 424240, 456058, 498800, 530300, 615148, 768935, 912116, 1060600, 1140145, 1230296, 1537870, 1824232, 2121200, 2280290, 2460592, 3075740, 3648464, 3844675, 4560580, 5700725, 6151480, 6612841, 7689350, 9121160, 11401450, 12302960, 13225682, 15378700, 18242320, 22802900, 26451364, 30757400, 33064205, 45605800, 52902728, 61514800, 66128410, 91211600, 105805456, 132256820, 165321025, 264513640, 330642050, 529027280, 661284100, 1322568200, 2645136400]

約数ペア:

[(1, 2645136400), (2, 1322568200), (4, 661284100), (5, 529027280), (8, 330642050), (10, 264513640), (16, 165321025), (20, 132256820), (25, 105805456), (29, 91211600), (40, 66128410), (43, 61514800), (50, 52902728), (58, 45605800), (80, 33064205), (86, 30757400), (100, 26451364), (116, 22802900), (145, 18242320), (172, 15378700), (200, 13225682), (215, 12302960), (232, 11401450), (290, 9121160), (344, 7689350), (400, 6612841), (430, 6151480), (464, 5700725), (580, 4560580), (688, 3844675), (725, 3648464), (860, 3075740), (1075, 2460592), (1160, 2280290), (1247, 2121200), (1450, 1824232), (1720, 1537870), (2150, 1230296), (2320, 1140145), (2494, 1060600), (2900, 912116), (3440, 768935), (4300, 615148), (4988, 530300), (5303, 498800), (5800, 456058), (6235, 424240), (8600, 307574), (9976, 265150), (10606, 249400), (11600, 228029), (12470, 212120), (17200, 153787), (19952, 132575), (21212, 124700), (24940, 106060), (26515, 99760), (31175, 84848), (42424, 62350), (49880, 53030)]