25657980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:419

約数の個数: 96

約数和(自身を含む): 76930560

約数和(自身を除く): 51272580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 71, 76, 95, 114, 142, 190, 213, 228, 284, 285, 317, 355, 380, 426, 570, 634, 710, 852, 951, 1065, 1140, 1268, 1349, 1420, 1585, 1902, 2130, 2698, 3170, 3804, 4047, 4260, 4755, 5396, 6023, 6340, 6745, 8094, 9510, 12046, 13490, 16188, 18069, 19020, 20235, 22507, 24092, 26980, 30115, 36138, 40470, 45014, 60230, 67521, 72276, 80940, 90028, 90345, 112535, 120460, 135042, 180690, 225070, 270084, 337605, 361380, 427633, 450140, 675210, 855266, 1282899, 1350420, 1710532, 2138165, 2565798, 4276330, 5131596, 6414495, 8552660, 12828990, 25657980]

約数ペア:

[(1, 25657980), (2, 12828990), (3, 8552660), (4, 6414495), (5, 5131596), (6, 4276330), (10, 2565798), (12, 2138165), (15, 1710532), (19, 1350420), (20, 1282899), (30, 855266), (38, 675210), (57, 450140), (60, 427633), (71, 361380), (76, 337605), (95, 270084), (114, 225070), (142, 180690), (190, 135042), (213, 120460), (228, 112535), (284, 90345), (285, 90028), (317, 80940), (355, 72276), (380, 67521), (426, 60230), (570, 45014), (634, 40470), (710, 36138), (852, 30115), (951, 26980), (1065, 24092), (1140, 22507), (1268, 20235), (1349, 19020), (1420, 18069), (1585, 16188), (1902, 13490), (2130, 12046), (2698, 9510), (3170, 8094), (3804, 6745), (4047, 6340), (4260, 6023), (4755, 5396)]