25728570

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13613}}^1$

素因数の和:13636

約数の個数: 64

約数和(自身を含む): 78416640

約数和(自身を除く): 52688070

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 13613, 27226, 40839, 68065, 81678, 95291, 122517, 136130, 190582, 204195, 245034, 285873, 367551, 408390, 476455, 571746, 612585, 735102, 857619, 952910, 1225170, 1429365, 1715238, 1837755, 2572857, 2858730, 3675510, 4288095, 5145714, 8576190, 12864285, 25728570]

約数ペア:

[(1, 25728570), (2, 12864285), (3, 8576190), (5, 5145714), (6, 4288095), (7, 3675510), (9, 2858730), (10, 2572857), (14, 1837755), (15, 1715238), (18, 1429365), (21, 1225170), (27, 952910), (30, 857619), (35, 735102), (42, 612585), (45, 571746), (54, 476455), (63, 408390), (70, 367551), (90, 285873), (105, 245034), (126, 204195), (135, 190582), (189, 136130), (210, 122517), (270, 95291), (315, 81678), (378, 68065), (630, 40839), (945, 27226), (1890, 13613)]