1253268100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{251}}^1\times {\mathrm{1019}}^1$

素因数の和:1298

約数の個数: 108

約数和(自身を含む): 3179327760

約数和(自身を除く): 1926059660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 251, 350, 490, 502, 700, 980, 1004, 1019, 1225, 1255, 1757, 2038, 2450, 2510, 3514, 4076, 4900, 5020, 5095, 6275, 7028, 7133, 8785, 10190, 12299, 12550, 14266, 17570, 20380, 24598, 25100, 25475, 28532, 35140, 35665, 43925, 49196, 49931, 50950, 61495, 71330, 87850, 99862, 101900, 122990, 142660, 175700, 178325, 199724, 245980, 249655, 255769, 307475, 356650, 499310, 511538, 614950, 713300, 998620, 1023076, 1229900, 1248275, 1278845, 1790383, 2496550, 2557690, 3580766, 4993100, 5115380, 6394225, 7161532, 8951915, 12532681, 12788450, 17903830, 25065362, 25576900, 35807660, 44759575, 50130724, 62663405, 89519150, 125326810, 179038300, 250653620, 313317025, 626634050, 1253268100]

約数ペア:

[(1, 1253268100), (2, 626634050), (4, 313317025), (5, 250653620), (7, 179038300), (10, 125326810), (14, 89519150), (20, 62663405), (25, 50130724), (28, 44759575), (35, 35807660), (49, 25576900), (50, 25065362), (70, 17903830), (98, 12788450), (100, 12532681), (140, 8951915), (175, 7161532), (196, 6394225), (245, 5115380), (251, 4993100), (350, 3580766), (490, 2557690), (502, 2496550), (700, 1790383), (980, 1278845), (1004, 1248275), (1019, 1229900), (1225, 1023076), (1255, 998620), (1757, 713300), (2038, 614950), (2450, 511538), (2510, 499310), (3514, 356650), (4076, 307475), (4900, 255769), (5020, 249655), (5095, 245980), (6275, 199724), (7028, 178325), (7133, 175700), (8785, 142660), (10190, 122990), (12299, 101900), (12550, 99862), (14266, 87850), (17570, 71330), (20380, 61495), (24598, 50950), (25100, 49931), (25475, 49196), (28532, 43925), (35140, 35665)]