25685600

素因数分解:

$2^5\times 5^2\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:448

約数の個数: 72

約数和(自身を含む): 63542808

約数和(自身を除く): 37857208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 97, 100, 160, 194, 200, 331, 388, 400, 485, 662, 776, 800, 970, 1324, 1552, 1655, 1940, 2425, 2648, 3104, 3310, 3880, 4850, 5296, 6620, 7760, 8275, 9700, 10592, 13240, 15520, 16550, 19400, 26480, 32107, 33100, 38800, 52960, 64214, 66200, 77600, 128428, 132400, 160535, 256856, 264800, 321070, 513712, 642140, 802675, 1027424, 1284280, 1605350, 2568560, 3210700, 5137120, 6421400, 12842800, 25685600]

約数ペア:

[(1, 25685600), (2, 12842800), (4, 6421400), (5, 5137120), (8, 3210700), (10, 2568560), (16, 1605350), (20, 1284280), (25, 1027424), (32, 802675), (40, 642140), (50, 513712), (80, 321070), (97, 264800), (100, 256856), (160, 160535), (194, 132400), (200, 128428), (331, 77600), (388, 66200), (400, 64214), (485, 52960), (662, 38800), (776, 33100), (800, 32107), (970, 26480), (1324, 19400), (1552, 16550), (1655, 15520), (1940, 13240), (2425, 10592), (2648, 9700), (3104, 8275), (3310, 7760), (3880, 6620), (4850, 5296)]