318202300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1621}}^1$

素因数の和:1799

約数の個数: 72

約数和(自身を含む): 749000672

約数和(自身を除く): 430798372

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 151, 260, 302, 325, 604, 650, 755, 1300, 1510, 1621, 1963, 3020, 3242, 3775, 3926, 6484, 7550, 7852, 8105, 9815, 15100, 16210, 19630, 21073, 32420, 39260, 40525, 42146, 49075, 81050, 84292, 98150, 105365, 162100, 196300, 210730, 244771, 421460, 489542, 526825, 979084, 1053650, 1223855, 2107300, 2447710, 3182023, 4895420, 6119275, 6364046, 12238550, 12728092, 15910115, 24477100, 31820230, 63640460, 79550575, 159101150, 318202300]

約数ペア:

[(1, 318202300), (2, 159101150), (4, 79550575), (5, 63640460), (10, 31820230), (13, 24477100), (20, 15910115), (25, 12728092), (26, 12238550), (50, 6364046), (52, 6119275), (65, 4895420), (100, 3182023), (130, 2447710), (151, 2107300), (260, 1223855), (302, 1053650), (325, 979084), (604, 526825), (650, 489542), (755, 421460), (1300, 244771), (1510, 210730), (1621, 196300), (1963, 162100), (3020, 105365), (3242, 98150), (3775, 84292), (3926, 81050), (6484, 49075), (7550, 42146), (7852, 40525), (8105, 39260), (9815, 32420), (15100, 21073), (16210, 19630)]