90439088

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4877}}^1$

素因数の和:4965

約数の個数: 40

約数和(自身を含む): 187510320

約数和(自身を除く): 97071232

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 2318, 4636, 4877, 9272, 9754, 18544, 19508, 39016, 78032, 92663, 185326, 297497, 370652, 594994, 741304, 1189988, 1482608, 2379976, 4759952, 5652443, 11304886, 22609772, 45219544, 90439088]

約数ペア:

[(1, 90439088), (2, 45219544), (4, 22609772), (8, 11304886), (16, 5652443), (19, 4759952), (38, 2379976), (61, 1482608), (76, 1189988), (122, 741304), (152, 594994), (244, 370652), (304, 297497), (488, 185326), (976, 92663), (1159, 78032), (2318, 39016), (4636, 19508), (4877, 18544), (9272, 9754)]