25302530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 52939008

約数和(自身を除く): 27636478

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 73, 110, 115, 137, 146, 230, 253, 274, 365, 506, 685, 730, 803, 1265, 1370, 1507, 1606, 1679, 2530, 3014, 3151, 3358, 4015, 6302, 7535, 8030, 8395, 10001, 15070, 15755, 16790, 18469, 20002, 31510, 34661, 36938, 50005, 69322, 92345, 100010, 110011, 173305, 184690, 220022, 230023, 346610, 460046, 550055, 1100110, 1150115, 2300230, 2530253, 5060506, 12651265, 25302530]

約数ペア:

[(1, 25302530), (2, 12651265), (5, 5060506), (10, 2530253), (11, 2300230), (22, 1150115), (23, 1100110), (46, 550055), (55, 460046), (73, 346610), (110, 230023), (115, 220022), (137, 184690), (146, 173305), (230, 110011), (253, 100010), (274, 92345), (365, 69322), (506, 50005), (685, 36938), (730, 34661), (803, 31510), (1265, 20002), (1370, 18469), (1507, 16790), (1606, 15755), (1679, 15070), (2530, 10001), (3014, 8395), (3151, 8030), (3358, 7535), (4015, 6302)]