65928225

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 119903040

約数和(自身を除く): 53974815

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 157, 165, 275, 471, 509, 785, 825, 1527, 1727, 2355, 2545, 3925, 5181, 5599, 7635, 8635, 11775, 12725, 16797, 25905, 27995, 38175, 43175, 79913, 83985, 129525, 139975, 239739, 399565, 419925, 879043, 1198695, 1997825, 2637129, 4395215, 5993475, 13185645, 21976075, 65928225]

約数ペア:

[(1, 65928225), (3, 21976075), (5, 13185645), (11, 5993475), (15, 4395215), (25, 2637129), (33, 1997825), (55, 1198695), (75, 879043), (157, 419925), (165, 399565), (275, 239739), (471, 139975), (509, 129525), (785, 83985), (825, 79913), (1527, 43175), (1727, 38175), (2355, 27995), (2545, 25905), (3925, 16797), (5181, 12725), (5599, 11775), (7635, 8635)]