7899005375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6311}}^1$

素因数の和:6393

約数の個数: 64

約数和(自身を含む): 11343421440

約数和(自身を除く): 3444416065

約数列:

[1, 5, 17, 19, 25, 31, 85, 95, 125, 155, 323, 425, 475, 527, 589, 775, 1615, 2125, 2375, 2635, 2945, 3875, 6311, 8075, 10013, 13175, 14725, 31555, 40375, 50065, 65875, 73625, 107287, 119909, 157775, 195641, 250325, 536435, 599545, 788875, 978205, 1251625, 2038453, 2682175, 2997725, 3325897, 3717179, 4891025, 10192265, 13410875, 14988625, 16629485, 18585895, 24455125, 50961325, 63192043, 83147425, 92929475, 254806625, 315960215, 415737125, 464647375, 1579801075, 7899005375]

約数ペア:

[(1, 7899005375), (5, 1579801075), (17, 464647375), (19, 415737125), (25, 315960215), (31, 254806625), (85, 92929475), (95, 83147425), (125, 63192043), (155, 50961325), (323, 24455125), (425, 18585895), (475, 16629485), (527, 14988625), (589, 13410875), (775, 10192265), (1615, 4891025), (2125, 3717179), (2375, 3325897), (2635, 2997725), (2945, 2682175), (3875, 2038453), (6311, 1251625), (8075, 978205), (10013, 788875), (13175, 599545), (14725, 536435), (31555, 250325), (40375, 195641), (50065, 157775), (65875, 119909), (73625, 107287)]