81534225

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1973}}^1$

素因数の和:2034

約数の個数: 48

約数和(自身を含む): 146865600

約数和(自身を除く): 65331375

約数列:

[1, 3, 5, 15, 19, 25, 29, 57, 75, 87, 95, 145, 285, 435, 475, 551, 725, 1425, 1653, 1973, 2175, 2755, 5919, 8265, 9865, 13775, 29595, 37487, 41325, 49325, 57217, 112461, 147975, 171651, 187435, 286085, 562305, 858255, 937175, 1087123, 1430425, 2811525, 3261369, 4291275, 5435615, 16306845, 27178075, 81534225]

約数ペア:

[(1, 81534225), (3, 27178075), (5, 16306845), (15, 5435615), (19, 4291275), (25, 3261369), (29, 2811525), (57, 1430425), (75, 1087123), (87, 937175), (95, 858255), (145, 562305), (285, 286085), (435, 187435), (475, 171651), (551, 147975), (725, 112461), (1425, 57217), (1653, 49325), (1973, 41325), (2175, 37487), (2755, 29595), (5919, 13775), (8265, 9865)]