138641750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1471}}^1$

素因数の和:1530

約数の個数: 64

約数和(自身を含む): 289336320

約数和(自身を除く): 150694570

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 125, 130, 145, 250, 290, 325, 377, 650, 725, 754, 1450, 1471, 1625, 1885, 2942, 3250, 3625, 3770, 7250, 7355, 9425, 14710, 18850, 19123, 36775, 38246, 42659, 47125, 73550, 85318, 94250, 95615, 183875, 191230, 213295, 367750, 426590, 478075, 554567, 956150, 1066475, 1109134, 2132950, 2390375, 2772835, 4780750, 5332375, 5545670, 10664750, 13864175, 27728350, 69320875, 138641750]

約数ペア:

[(1, 138641750), (2, 69320875), (5, 27728350), (10, 13864175), (13, 10664750), (25, 5545670), (26, 5332375), (29, 4780750), (50, 2772835), (58, 2390375), (65, 2132950), (125, 1109134), (130, 1066475), (145, 956150), (250, 554567), (290, 478075), (325, 426590), (377, 367750), (650, 213295), (725, 191230), (754, 183875), (1450, 95615), (1471, 94250), (1625, 85318), (1885, 73550), (2942, 47125), (3250, 42659), (3625, 38246), (3770, 36775), (7250, 19123), (7355, 18850), (9425, 14710)]