25469220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{8663}}^1$

素因数の和:8689

約数の個数: 72

約数和(自身を含む): 82966464

約数和(自身を除く): 57497244

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, 420, 490, 588, 735, 980, 1470, 2940, 8663, 17326, 25989, 34652, 43315, 51978, 60641, 86630, 103956, 121282, 129945, 173260, 181923, 242564, 259890, 303205, 363846, 424487, 519780, 606410, 727692, 848974, 909615, 1212820, 1273461, 1697948, 1819230, 2122435, 2546922, 3638460, 4244870, 5093844, 6367305, 8489740, 12734610, 25469220]

約数ペア:

[(1, 25469220), (2, 12734610), (3, 8489740), (4, 6367305), (5, 5093844), (6, 4244870), (7, 3638460), (10, 2546922), (12, 2122435), (14, 1819230), (15, 1697948), (20, 1273461), (21, 1212820), (28, 909615), (30, 848974), (35, 727692), (42, 606410), (49, 519780), (60, 424487), (70, 363846), (84, 303205), (98, 259890), (105, 242564), (140, 181923), (147, 173260), (196, 129945), (210, 121282), (245, 103956), (294, 86630), (420, 60641), (490, 51978), (588, 43315), (735, 34652), (980, 25989), (1470, 17326), (2940, 8663)]