25040820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{59621}}^1$

素因数の和:59640

約数の個数: 48

約数和(自身を含む): 80131968

約数和(自身を除く): 55091148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 59621, 119242, 178863, 238484, 298105, 357726, 417347, 596210, 715452, 834694, 894315, 1192420, 1252041, 1669388, 1788630, 2086735, 2504082, 3577260, 4173470, 5008164, 6260205, 8346940, 12520410, 25040820]

約数ペア:

[(1, 25040820), (2, 12520410), (3, 8346940), (4, 6260205), (5, 5008164), (6, 4173470), (7, 3577260), (10, 2504082), (12, 2086735), (14, 1788630), (15, 1669388), (20, 1252041), (21, 1192420), (28, 894315), (30, 834694), (35, 715452), (42, 596210), (60, 417347), (70, 357726), (84, 298105), (105, 238484), (140, 178863), (210, 119242), (420, 59621)]