25704420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{1249}}^1$

素因数の和:1282

約数の個数: 96

約数和(自身を含む): 84000000

約数和(自身を除く): 58295580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1249, 1372, 1470, 1715, 2058, 2498, 2940, 3430, 3747, 4116, 4996, 5145, 6245, 6860, 7494, 8743, 10290, 12490, 14988, 17486, 18735, 20580, 24980, 26229, 34972, 37470, 43715, 52458, 61201, 74940, 87430, 104916, 122402, 131145, 174860, 183603, 244804, 262290, 306005, 367206, 428407, 524580, 612010, 734412, 856814, 918015, 1224020, 1285221, 1713628, 1836030, 2142035, 2570442, 3672060, 4284070, 5140884, 6426105, 8568140, 12852210, 25704420]

約数ペア:

[(1, 25704420), (2, 12852210), (3, 8568140), (4, 6426105), (5, 5140884), (6, 4284070), (7, 3672060), (10, 2570442), (12, 2142035), (14, 1836030), (15, 1713628), (20, 1285221), (21, 1224020), (28, 918015), (30, 856814), (35, 734412), (42, 612010), (49, 524580), (60, 428407), (70, 367206), (84, 306005), (98, 262290), (105, 244804), (140, 183603), (147, 174860), (196, 131145), (210, 122402), (245, 104916), (294, 87430), (343, 74940), (420, 61201), (490, 52458), (588, 43715), (686, 37470), (735, 34972), (980, 26229), (1029, 24980), (1249, 20580), (1372, 18735), (1470, 17486), (1715, 14988), (2058, 12490), (2498, 10290), (2940, 8743), (3430, 7494), (3747, 6860), (4116, 6245), (4996, 5145)]