25840920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{30763}}^1$

素因数の和:30784

約数の個数: 64

約数和(自身を含む): 88600320

約数和(自身を除く): 62759400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 30763, 61526, 92289, 123052, 153815, 184578, 215341, 246104, 307630, 369156, 430682, 461445, 615260, 646023, 738312, 861364, 922890, 1076705, 1230520, 1292046, 1722728, 1845780, 2153410, 2584092, 3230115, 3691560, 4306820, 5168184, 6460230, 8613640, 12920460, 25840920]

約数ペア:

[(1, 25840920), (2, 12920460), (3, 8613640), (4, 6460230), (5, 5168184), (6, 4306820), (7, 3691560), (8, 3230115), (10, 2584092), (12, 2153410), (14, 1845780), (15, 1722728), (20, 1292046), (21, 1230520), (24, 1076705), (28, 922890), (30, 861364), (35, 738312), (40, 646023), (42, 615260), (56, 461445), (60, 430682), (70, 369156), (84, 307630), (105, 246104), (120, 215341), (140, 184578), (168, 153815), (210, 123052), (280, 92289), (420, 61526), (840, 30763)]