25198750

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{1061}}^1$

素因数の和:1102

約数の個数: 40

約数和(自身を含む): 49765320

約数和(自身を除く): 24566570

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 625, 950, 1061, 1250, 2122, 2375, 4750, 5305, 10610, 11875, 20159, 23750, 26525, 40318, 53050, 100795, 132625, 201590, 265250, 503975, 663125, 1007950, 1326250, 2519875, 5039750, 12599375, 25198750]

約数ペア:

[(1, 25198750), (2, 12599375), (5, 5039750), (10, 2519875), (19, 1326250), (25, 1007950), (38, 663125), (50, 503975), (95, 265250), (125, 201590), (190, 132625), (250, 100795), (475, 53050), (625, 40318), (950, 26525), (1061, 23750), (1250, 20159), (2122, 11875), (2375, 10610), (4750, 5305)]