87818668

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^2$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 192743712

約数和(自身を除く): 104925044

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 53, 59, 68, 106, 118, 119, 212, 236, 238, 371, 413, 476, 742, 826, 901, 1003, 1484, 1652, 1802, 2006, 3127, 3481, 3604, 4012, 6254, 6307, 6962, 7021, 12508, 12614, 13924, 14042, 21889, 24367, 25228, 28084, 43778, 48734, 53159, 59177, 87556, 97468, 106318, 118354, 184493, 212636, 236708, 368986, 372113, 414239, 737972, 744226, 828478, 1291451, 1488452, 1656956, 2582902, 3136381, 5165804, 6272762, 12545524, 21954667, 43909334, 87818668]

約数ペア:

[(1, 87818668), (2, 43909334), (4, 21954667), (7, 12545524), (14, 6272762), (17, 5165804), (28, 3136381), (34, 2582902), (53, 1656956), (59, 1488452), (68, 1291451), (106, 828478), (118, 744226), (119, 737972), (212, 414239), (236, 372113), (238, 368986), (371, 236708), (413, 212636), (476, 184493), (742, 118354), (826, 106318), (901, 97468), (1003, 87556), (1484, 59177), (1652, 53159), (1802, 48734), (2006, 43778), (3127, 28084), (3481, 25228), (3604, 24367), (4012, 21889), (6254, 14042), (6307, 13924), (6962, 12614), (7021, 12508)]