662656880

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1\times {\mathrm{419}}^1$

素因数の和:858

約数の個数: 80

約数和(自身を含む): 1577711520

約数和(自身を除く): 915054640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 373, 419, 424, 530, 746, 838, 848, 1060, 1492, 1676, 1865, 2095, 2120, 2984, 3352, 3730, 4190, 4240, 5968, 6704, 7460, 8380, 14920, 16760, 19769, 22207, 29840, 33520, 39538, 44414, 79076, 88828, 98845, 111035, 156287, 158152, 177656, 197690, 222070, 312574, 316304, 355312, 395380, 444140, 625148, 781435, 790760, 888280, 1250296, 1562870, 1581520, 1776560, 2500592, 3125740, 6251480, 8283211, 12502960, 16566422, 33132844, 41416055, 66265688, 82832110, 132531376, 165664220, 331328440, 662656880]

約数ペア:

[(1, 662656880), (2, 331328440), (4, 165664220), (5, 132531376), (8, 82832110), (10, 66265688), (16, 41416055), (20, 33132844), (40, 16566422), (53, 12502960), (80, 8283211), (106, 6251480), (212, 3125740), (265, 2500592), (373, 1776560), (419, 1581520), (424, 1562870), (530, 1250296), (746, 888280), (838, 790760), (848, 781435), (1060, 625148), (1492, 444140), (1676, 395380), (1865, 355312), (2095, 316304), (2120, 312574), (2984, 222070), (3352, 197690), (3730, 177656), (4190, 158152), (4240, 156287), (5968, 111035), (6704, 98845), (7460, 88828), (8380, 79076), (14920, 44414), (16760, 39538), (19769, 33520), (22207, 29840)]