227225900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:336

約数の個数: 108

約数和(自身を含む): 550667880

約数和(自身を除く): 323441980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 89, 100, 110, 121, 178, 211, 220, 242, 275, 356, 422, 445, 484, 550, 605, 844, 890, 979, 1055, 1100, 1210, 1780, 1958, 2110, 2225, 2321, 2420, 3025, 3916, 4220, 4450, 4642, 4895, 5275, 6050, 8900, 9284, 9790, 10550, 10769, 11605, 12100, 18779, 19580, 21100, 21538, 23210, 24475, 25531, 37558, 43076, 46420, 48950, 51062, 53845, 58025, 75116, 93895, 97900, 102124, 107690, 116050, 127655, 187790, 206569, 215380, 232100, 255310, 269225, 375580, 413138, 469475, 510620, 538450, 638275, 826276, 938950, 1032845, 1076900, 1276550, 1877900, 2065690, 2272259, 2553100, 4131380, 4544518, 5164225, 9089036, 10328450, 11361295, 20656900, 22722590, 45445180, 56806475, 113612950, 227225900]

約数ペア:

[(1, 227225900), (2, 113612950), (4, 56806475), (5, 45445180), (10, 22722590), (11, 20656900), (20, 11361295), (22, 10328450), (25, 9089036), (44, 5164225), (50, 4544518), (55, 4131380), (89, 2553100), (100, 2272259), (110, 2065690), (121, 1877900), (178, 1276550), (211, 1076900), (220, 1032845), (242, 938950), (275, 826276), (356, 638275), (422, 538450), (445, 510620), (484, 469475), (550, 413138), (605, 375580), (844, 269225), (890, 255310), (979, 232100), (1055, 215380), (1100, 206569), (1210, 187790), (1780, 127655), (1958, 116050), (2110, 107690), (2225, 102124), (2321, 97900), (2420, 93895), (3025, 75116), (3916, 58025), (4220, 53845), (4450, 51062), (4642, 48950), (4895, 46420), (5275, 43076), (6050, 37558), (8900, 25531), (9284, 24475), (9790, 23210), (10550, 21538), (10769, 21100), (11605, 19580), (12100, 18779)]