25104660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{8539}}^1$

素因数の和:8565

約数の個数: 72

約数和(自身を含む): 81779040

約数和(自身を除く): 56674380

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, 8539, 17078, 25617, 34156, 42695, 51234, 59773, 85390, 102468, 119546, 128085, 170780, 179319, 239092, 256170, 298865, 358638, 418411, 512340, 597730, 717276, 836822, 896595, 1195460, 1255233, 1673644, 1793190, 2092055, 2510466, 3586380, 4184110, 5020932, 6276165, 8368220, 12552330, 25104660]

約数ペア:

[(1, 25104660), (2, 12552330), (3, 8368220), (4, 6276165), (5, 5020932), (6, 4184110), (7, 3586380), (10, 2510466), (12, 2092055), (14, 1793190), (15, 1673644), (20, 1255233), (21, 1195460), (28, 896595), (30, 836822), (35, 717276), (42, 597730), (49, 512340), (60, 418411), (70, 358638), (84, 298865), (98, 256170), (105, 239092), (140, 179319), (147, 170780), (196, 128085), (210, 119546), (245, 102468), (294, 85390), (420, 59773), (490, 51234), (588, 42695), (735, 34156), (980, 25617), (1470, 17078), (2940, 8539)]