28295300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{887}}^1$

素因数の和:941

約数の個数: 72

約数和(自身を含む): 69370560

約数和(自身を除く): 41075260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 29, 44, 50, 55, 58, 100, 110, 116, 145, 220, 275, 290, 319, 550, 580, 638, 725, 887, 1100, 1276, 1450, 1595, 1774, 2900, 3190, 3548, 4435, 6380, 7975, 8870, 9757, 15950, 17740, 19514, 22175, 25723, 31900, 39028, 44350, 48785, 51446, 88700, 97570, 102892, 128615, 195140, 243925, 257230, 282953, 487850, 514460, 565906, 643075, 975700, 1131812, 1286150, 1414765, 2572300, 2829530, 5659060, 7073825, 14147650, 28295300]

約数ペア:

[(1, 28295300), (2, 14147650), (4, 7073825), (5, 5659060), (10, 2829530), (11, 2572300), (20, 1414765), (22, 1286150), (25, 1131812), (29, 975700), (44, 643075), (50, 565906), (55, 514460), (58, 487850), (100, 282953), (110, 257230), (116, 243925), (145, 195140), (220, 128615), (275, 102892), (290, 97570), (319, 88700), (550, 51446), (580, 48785), (638, 44350), (725, 39028), (887, 31900), (1100, 25723), (1276, 22175), (1450, 19514), (1595, 17740), (1774, 15950), (2900, 9757), (3190, 8870), (3548, 7975), (4435, 6380)]