22148750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:111

約数の個数: 80

約数和(自身を含む): 47234880

約数和(自身を除く): 25086130

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 47, 50, 58, 65, 94, 125, 130, 145, 235, 250, 290, 325, 377, 470, 611, 625, 650, 725, 754, 1175, 1222, 1250, 1363, 1450, 1625, 1885, 2350, 2726, 3055, 3250, 3625, 3770, 5875, 6110, 6815, 7250, 8125, 9425, 11750, 13630, 15275, 16250, 17719, 18125, 18850, 29375, 30550, 34075, 35438, 36250, 47125, 58750, 68150, 76375, 88595, 94250, 152750, 170375, 177190, 235625, 340750, 381875, 442975, 471250, 763750, 851875, 885950, 1703750, 2214875, 4429750, 11074375, 22148750]

約数ペア:

[(1, 22148750), (2, 11074375), (5, 4429750), (10, 2214875), (13, 1703750), (25, 885950), (26, 851875), (29, 763750), (47, 471250), (50, 442975), (58, 381875), (65, 340750), (94, 235625), (125, 177190), (130, 170375), (145, 152750), (235, 94250), (250, 88595), (290, 76375), (325, 68150), (377, 58750), (470, 47125), (611, 36250), (625, 35438), (650, 34075), (725, 30550), (754, 29375), (1175, 18850), (1222, 18125), (1250, 17719), (1363, 16250), (1450, 15275), (1625, 13630), (1885, 11750), (2350, 9425), (2726, 8125), (3055, 7250), (3250, 6815), (3625, 6110), (3770, 5875)]