78438675

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2819}}^1$

素因数の和:2892

約数の個数: 48

約数和(自身を含む): 151061760

約数和(自身を除く): 72623085

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 53, 75, 105, 159, 175, 265, 371, 525, 795, 1113, 1325, 1855, 2819, 3975, 5565, 8457, 9275, 14095, 19733, 27825, 42285, 59199, 70475, 98665, 149407, 211425, 295995, 448221, 493325, 747035, 1045849, 1479975, 2241105, 3137547, 3735175, 5229245, 11205525, 15687735, 26146225, 78438675]

約数ペア:

[(1, 78438675), (3, 26146225), (5, 15687735), (7, 11205525), (15, 5229245), (21, 3735175), (25, 3137547), (35, 2241105), (53, 1479975), (75, 1045849), (105, 747035), (159, 493325), (175, 448221), (265, 295995), (371, 211425), (525, 149407), (795, 98665), (1113, 70475), (1325, 59199), (1855, 42285), (2819, 27825), (3975, 19733), (5565, 14095), (8457, 9275)]