25794015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 48771072

約数和(自身を除く): 22977057

約数列:

[1, 3, 5, 13, 15, 17, 31, 39, 51, 65, 85, 93, 155, 195, 221, 251, 255, 403, 465, 527, 663, 753, 1105, 1209, 1255, 1581, 2015, 2635, 3263, 3315, 3765, 4267, 6045, 6851, 7781, 7905, 9789, 12801, 16315, 20553, 21335, 23343, 34255, 38905, 48945, 55471, 64005, 101153, 102765, 116715, 132277, 166413, 277355, 303459, 396831, 505765, 661385, 832065, 1517295, 1719601, 1984155, 5158803, 8598005, 25794015]

約数ペア:

[(1, 25794015), (3, 8598005), (5, 5158803), (13, 1984155), (15, 1719601), (17, 1517295), (31, 832065), (39, 661385), (51, 505765), (65, 396831), (85, 303459), (93, 277355), (155, 166413), (195, 132277), (221, 116715), (251, 102765), (255, 101153), (403, 64005), (465, 55471), (527, 48945), (663, 38905), (753, 34255), (1105, 23343), (1209, 21335), (1255, 20553), (1581, 16315), (2015, 12801), (2635, 9789), (3263, 7905), (3315, 7781), (3765, 6851), (4267, 6045)]