1309216403900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1951}}^1\times {\mathrm{126613}}^1$

素因数の和:128631

約数の個数: 72

約数和(自身を含む): 2896109887104

約数和(自身を除く): 1586893483204

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 1951, 2650, 3902, 5300, 7804, 9755, 19510, 39020, 48775, 97550, 103403, 126613, 195100, 206806, 253226, 413612, 506452, 517015, 633065, 1034030, 1266130, 2068060, 2532260, 2585075, 3165325, 5170150, 6330650, 6710489, 10340300, 12661300, 13420978, 26841956, 33552445, 67104890, 134209780, 167762225, 247021963, 335524450, 494043926, 671048900, 988087852, 1235109815, 2470219630, 4940439260, 6175549075, 12351098150, 13092164039, 24702196300, 26184328078, 52368656156, 65460820195, 130921640390, 261843280780, 327304100975, 654608201950, 1309216403900]

約数ペア:

[(1, 1309216403900), (2, 654608201950), (4, 327304100975), (5, 261843280780), (10, 130921640390), (20, 65460820195), (25, 52368656156), (50, 26184328078), (53, 24702196300), (100, 13092164039), (106, 12351098150), (212, 6175549075), (265, 4940439260), (530, 2470219630), (1060, 1235109815), (1325, 988087852), (1951, 671048900), (2650, 494043926), (3902, 335524450), (5300, 247021963), (7804, 167762225), (9755, 134209780), (19510, 67104890), (39020, 33552445), (48775, 26841956), (97550, 13420978), (103403, 12661300), (126613, 10340300), (195100, 6710489), (206806, 6330650), (253226, 5170150), (413612, 3165325), (506452, 2585075), (517015, 2532260), (633065, 2068060), (1034030, 1266130)]