25185640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1069}}^1$

素因数の和:1130

約数の個数: 64

約数和(自身を含む): 61632000

約数和(自身を除く): 36446360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1069, 1178, 1240, 2138, 2356, 2945, 4276, 4712, 5345, 5890, 8552, 10690, 11780, 20311, 21380, 23560, 33139, 40622, 42760, 66278, 81244, 101555, 132556, 162488, 165695, 203110, 265112, 331390, 406220, 629641, 662780, 812440, 1259282, 1325560, 2518564, 3148205, 5037128, 6296410, 12592820, 25185640]

約数ペア:

[(1, 25185640), (2, 12592820), (4, 6296410), (5, 5037128), (8, 3148205), (10, 2518564), (19, 1325560), (20, 1259282), (31, 812440), (38, 662780), (40, 629641), (62, 406220), (76, 331390), (95, 265112), (124, 203110), (152, 165695), (155, 162488), (190, 132556), (248, 101555), (310, 81244), (380, 66278), (589, 42760), (620, 40622), (760, 33139), (1069, 23560), (1178, 21380), (1240, 20311), (2138, 11780), (2356, 10690), (2945, 8552), (4276, 5890), (4712, 5345)]