212866100

素因数分解:

$2^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:513

約数の個数: 72

約数和(自身を含む): 475490400

約数和(自身を除く): 262624300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 100, 109, 118, 218, 236, 295, 331, 436, 545, 590, 662, 1090, 1180, 1324, 1475, 1655, 2180, 2725, 2950, 3310, 5450, 5900, 6431, 6620, 8275, 10900, 12862, 16550, 19529, 25724, 32155, 33100, 36079, 39058, 64310, 72158, 78116, 97645, 128620, 144316, 160775, 180395, 195290, 321550, 360790, 390580, 488225, 643100, 721580, 901975, 976450, 1803950, 1952900, 2128661, 3607900, 4257322, 8514644, 10643305, 21286610, 42573220, 53216525, 106433050, 212866100]

約数ペア:

[(1, 212866100), (2, 106433050), (4, 53216525), (5, 42573220), (10, 21286610), (20, 10643305), (25, 8514644), (50, 4257322), (59, 3607900), (100, 2128661), (109, 1952900), (118, 1803950), (218, 976450), (236, 901975), (295, 721580), (331, 643100), (436, 488225), (545, 390580), (590, 360790), (662, 321550), (1090, 195290), (1180, 180395), (1324, 160775), (1475, 144316), (1655, 128620), (2180, 97645), (2725, 78116), (2950, 72158), (3310, 64310), (5450, 39058), (5900, 36079), (6431, 33100), (6620, 32155), (8275, 25724), (10900, 19529), (12862, 16550)]