87966880

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9013}}^1$

素因数の和:9089

約数の個数: 48

約数和(自身を含む): 211252104

約数和(自身を除く): 123285224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 4880, 9013, 9760, 18026, 36052, 45065, 72104, 90130, 144208, 180260, 288416, 360520, 549793, 721040, 1099586, 1442080, 2199172, 2748965, 4398344, 5497930, 8796688, 10995860, 17593376, 21991720, 43983440, 87966880]

約数ペア:

[(1, 87966880), (2, 43983440), (4, 21991720), (5, 17593376), (8, 10995860), (10, 8796688), (16, 5497930), (20, 4398344), (32, 2748965), (40, 2199172), (61, 1442080), (80, 1099586), (122, 721040), (160, 549793), (244, 360520), (305, 288416), (488, 180260), (610, 144208), (976, 90130), (1220, 72104), (1952, 45065), (2440, 36052), (4880, 18026), (9013, 9760)]