118138900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{509}}^1$

素因数の和:745

約数の個数: 72

約数和(自身を含む): 281544480

約数和(自身を除く): 163405580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 211, 220, 275, 422, 509, 550, 844, 1018, 1055, 1100, 2036, 2110, 2321, 2545, 4220, 4642, 5090, 5275, 5599, 9284, 10180, 10550, 11198, 11605, 12725, 21100, 22396, 23210, 25450, 27995, 46420, 50900, 55990, 58025, 107399, 111980, 116050, 139975, 214798, 232100, 279950, 429596, 536995, 559900, 1073990, 1181389, 2147980, 2362778, 2684975, 4725556, 5369950, 5906945, 10739900, 11813890, 23627780, 29534725, 59069450, 118138900]

約数ペア:

[(1, 118138900), (2, 59069450), (4, 29534725), (5, 23627780), (10, 11813890), (11, 10739900), (20, 5906945), (22, 5369950), (25, 4725556), (44, 2684975), (50, 2362778), (55, 2147980), (100, 1181389), (110, 1073990), (211, 559900), (220, 536995), (275, 429596), (422, 279950), (509, 232100), (550, 214798), (844, 139975), (1018, 116050), (1055, 111980), (1100, 107399), (2036, 58025), (2110, 55990), (2321, 50900), (2545, 46420), (4220, 27995), (4642, 25450), (5090, 23210), (5275, 22396), (5599, 21100), (9284, 12725), (10180, 11605), (10550, 11198)]