25270840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5309}}^1$

素因数の和:5344

約数の個数: 64

約数和(自身を含む): 68817600

約数和(自身を除く): 43546760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 5309, 10618, 21236, 26545, 37163, 42472, 53090, 74326, 90253, 106180, 148652, 180506, 185815, 212360, 297304, 361012, 371630, 451265, 631771, 722024, 743260, 902530, 1263542, 1486520, 1805060, 2527084, 3158855, 3610120, 5054168, 6317710, 12635420, 25270840]

約数ペア:

[(1, 25270840), (2, 12635420), (4, 6317710), (5, 5054168), (7, 3610120), (8, 3158855), (10, 2527084), (14, 1805060), (17, 1486520), (20, 1263542), (28, 902530), (34, 743260), (35, 722024), (40, 631771), (56, 451265), (68, 371630), (70, 361012), (85, 297304), (119, 212360), (136, 185815), (140, 180506), (170, 148652), (238, 106180), (280, 90253), (340, 74326), (476, 53090), (595, 42472), (680, 37163), (952, 26545), (1190, 21236), (2380, 10618), (4760, 5309)]