81908200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1201}}^1$

素因数の和:1259

約数の個数: 96

約数和(自身を含む): 214629120

約数和(自身を除く): 132720920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 31, 40, 44, 50, 55, 62, 88, 100, 110, 124, 155, 200, 220, 248, 275, 310, 341, 440, 550, 620, 682, 775, 1100, 1201, 1240, 1364, 1550, 1705, 2200, 2402, 2728, 3100, 3410, 4804, 6005, 6200, 6820, 8525, 9608, 12010, 13211, 13640, 17050, 24020, 26422, 30025, 34100, 37231, 48040, 52844, 60050, 66055, 68200, 74462, 105688, 120100, 132110, 148924, 186155, 240200, 264220, 297848, 330275, 372310, 409541, 528440, 660550, 744620, 819082, 930775, 1321100, 1489240, 1638164, 1861550, 2047705, 2642200, 3276328, 3723100, 4095410, 7446200, 8190820, 10238525, 16381640, 20477050, 40954100, 81908200]

約数ペア:

[(1, 81908200), (2, 40954100), (4, 20477050), (5, 16381640), (8, 10238525), (10, 8190820), (11, 7446200), (20, 4095410), (22, 3723100), (25, 3276328), (31, 2642200), (40, 2047705), (44, 1861550), (50, 1638164), (55, 1489240), (62, 1321100), (88, 930775), (100, 819082), (110, 744620), (124, 660550), (155, 528440), (200, 409541), (220, 372310), (248, 330275), (275, 297848), (310, 264220), (341, 240200), (440, 186155), (550, 148924), (620, 132110), (682, 120100), (775, 105688), (1100, 74462), (1201, 68200), (1240, 66055), (1364, 60050), (1550, 52844), (1705, 48040), (2200, 37231), (2402, 34100), (2728, 30025), (3100, 26422), (3410, 24020), (4804, 17050), (6005, 13640), (6200, 13211), (6820, 12010), (8525, 9608)]