25491570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{401}}^1$

素因数の和:587

約数の個数: 64

約数和(自身を含む): 66455424

約数和(自身を除く): 40963854

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 163, 195, 326, 390, 401, 489, 802, 815, 978, 1203, 1630, 2005, 2119, 2406, 2445, 4010, 4238, 4890, 5213, 6015, 6357, 10426, 10595, 12030, 12714, 15639, 21190, 26065, 31278, 31785, 52130, 63570, 65363, 78195, 130726, 156390, 196089, 326815, 392178, 653630, 849719, 980445, 1699438, 1960890, 2549157, 4248595, 5098314, 8497190, 12745785, 25491570]

約数ペア:

[(1, 25491570), (2, 12745785), (3, 8497190), (5, 5098314), (6, 4248595), (10, 2549157), (13, 1960890), (15, 1699438), (26, 980445), (30, 849719), (39, 653630), (65, 392178), (78, 326815), (130, 196089), (163, 156390), (195, 130726), (326, 78195), (390, 65363), (401, 63570), (489, 52130), (802, 31785), (815, 31278), (978, 26065), (1203, 21190), (1630, 15639), (2005, 12714), (2119, 12030), (2406, 10595), (2445, 10426), (4010, 6357), (4238, 6015), (4890, 5213)]