2173125

素因数分解:

$3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:103

約数の個数: 40

約数和(自身を含む): 3873760

約数和(自身を除く): 1700635

約数列:

[1, 3, 5, 15, 19, 25, 57, 61, 75, 95, 125, 183, 285, 305, 375, 475, 625, 915, 1159, 1425, 1525, 1875, 2375, 3477, 4575, 5795, 7125, 7625, 11875, 17385, 22875, 28975, 35625, 38125, 86925, 114375, 144875, 434625, 724375, 2173125]

約数ペア:

[(1, 2173125), (3, 724375), (5, 434625), (15, 144875), (19, 114375), (25, 86925), (57, 38125), (61, 35625), (75, 28975), (95, 22875), (125, 17385), (183, 11875), (285, 7625), (305, 7125), (375, 5795), (475, 4575), (625, 3477), (915, 2375), (1159, 1875), (1425, 1525)]