28615100

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{4691}}^1$

素因数の和:4766

約数の個数: 36

約数和(自身を含む): 63126168

約数和(自身を除く): 34511068

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 4691, 6100, 9382, 18764, 23455, 46910, 93820, 117275, 234550, 286151, 469100, 572302, 1144604, 1430755, 2861510, 5723020, 7153775, 14307550, 28615100]

約数ペア:

[(1, 28615100), (2, 14307550), (4, 7153775), (5, 5723020), (10, 2861510), (20, 1430755), (25, 1144604), (50, 572302), (61, 469100), (100, 286151), (122, 234550), (244, 117275), (305, 93820), (610, 46910), (1220, 23455), (1525, 18764), (3050, 9382), (4691, 6100)]