25227800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:373

約数の個数: 96

約数和(自身を含む): 65412480

約数和(自身を除く): 40184680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 130, 155, 200, 248, 260, 310, 313, 325, 403, 520, 620, 626, 650, 775, 806, 1240, 1252, 1300, 1550, 1565, 1612, 2015, 2504, 2600, 3100, 3130, 3224, 4030, 4069, 6200, 6260, 7825, 8060, 8138, 9703, 10075, 12520, 15650, 16120, 16276, 19406, 20150, 20345, 31300, 32552, 38812, 40300, 40690, 48515, 62600, 77624, 80600, 81380, 97030, 101725, 126139, 162760, 194060, 203450, 242575, 252278, 388120, 406900, 485150, 504556, 630695, 813800, 970300, 1009112, 1261390, 1940600, 2522780, 3153475, 5045560, 6306950, 12613900, 25227800]

約数ペア:

[(1, 25227800), (2, 12613900), (4, 6306950), (5, 5045560), (8, 3153475), (10, 2522780), (13, 1940600), (20, 1261390), (25, 1009112), (26, 970300), (31, 813800), (40, 630695), (50, 504556), (52, 485150), (62, 406900), (65, 388120), (100, 252278), (104, 242575), (124, 203450), (130, 194060), (155, 162760), (200, 126139), (248, 101725), (260, 97030), (310, 81380), (313, 80600), (325, 77624), (403, 62600), (520, 48515), (620, 40690), (626, 40300), (650, 38812), (775, 32552), (806, 31300), (1240, 20345), (1252, 20150), (1300, 19406), (1550, 16276), (1565, 16120), (1612, 15650), (2015, 12520), (2504, 10075), (2600, 9703), (3100, 8138), (3130, 8060), (3224, 7825), (4030, 6260), (4069, 6200)]