351625300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1373}}^1$

素因数の和:1597

約数の個数: 72

約数和(自身を含む): 826493976

約数和(自身を除く): 474868676

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 197, 260, 325, 394, 650, 788, 985, 1300, 1373, 1970, 2561, 2746, 3940, 4925, 5122, 5492, 6865, 9850, 10244, 12805, 13730, 17849, 19700, 25610, 27460, 34325, 35698, 51220, 64025, 68650, 71396, 89245, 128050, 137300, 178490, 256100, 270481, 356980, 446225, 540962, 892450, 1081924, 1352405, 1784900, 2704810, 3516253, 5409620, 6762025, 7032506, 13524050, 14065012, 17581265, 27048100, 35162530, 70325060, 87906325, 175812650, 351625300]

約数ペア:

[(1, 351625300), (2, 175812650), (4, 87906325), (5, 70325060), (10, 35162530), (13, 27048100), (20, 17581265), (25, 14065012), (26, 13524050), (50, 7032506), (52, 6762025), (65, 5409620), (100, 3516253), (130, 2704810), (197, 1784900), (260, 1352405), (325, 1081924), (394, 892450), (650, 540962), (788, 446225), (985, 356980), (1300, 270481), (1373, 256100), (1970, 178490), (2561, 137300), (2746, 128050), (3940, 89245), (4925, 71396), (5122, 68650), (5492, 64025), (6865, 51220), (9850, 35698), (10244, 34325), (12805, 27460), (13730, 25610), (17849, 19700)]