25378620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:347

約数の個数: 96

約数和(自身を含む): 76204800

約数和(自身を除く): 50826180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 139, 170, 179, 204, 255, 278, 340, 358, 417, 510, 537, 556, 695, 716, 834, 895, 1020, 1074, 1390, 1668, 1790, 2085, 2148, 2363, 2685, 2780, 3043, 3580, 4170, 4726, 5370, 6086, 7089, 8340, 9129, 9452, 10740, 11815, 12172, 14178, 15215, 18258, 23630, 24881, 28356, 30430, 35445, 36516, 45645, 47260, 49762, 60860, 70890, 74643, 91290, 99524, 124405, 141780, 149286, 182580, 248810, 298572, 373215, 422977, 497620, 746430, 845954, 1268931, 1492860, 1691908, 2114885, 2537862, 4229770, 5075724, 6344655, 8459540, 12689310, 25378620]

約数ペア:

[(1, 25378620), (2, 12689310), (3, 8459540), (4, 6344655), (5, 5075724), (6, 4229770), (10, 2537862), (12, 2114885), (15, 1691908), (17, 1492860), (20, 1268931), (30, 845954), (34, 746430), (51, 497620), (60, 422977), (68, 373215), (85, 298572), (102, 248810), (139, 182580), (170, 149286), (179, 141780), (204, 124405), (255, 99524), (278, 91290), (340, 74643), (358, 70890), (417, 60860), (510, 49762), (537, 47260), (556, 45645), (695, 36516), (716, 35445), (834, 30430), (895, 28356), (1020, 24881), (1074, 23630), (1390, 18258), (1668, 15215), (1790, 14178), (2085, 12172), (2148, 11815), (2363, 10740), (2685, 9452), (2780, 9129), (3043, 8340), (3580, 7089), (4170, 6086), (4726, 5370)]