20545562015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{7177}}^1$

素因数の和:7320

約数の個数: 64

約数和(自身を含む): 29371686912

約数和(自身を除く): 8826124897

約数列:

[1, 5, 11, 23, 31, 55, 73, 115, 155, 253, 341, 365, 713, 803, 1265, 1679, 1705, 2263, 3565, 4015, 7177, 7843, 8395, 11315, 18469, 24893, 35885, 39215, 52049, 78947, 92345, 124465, 165071, 222487, 260245, 394735, 523921, 572539, 825355, 1112435, 1815781, 2447357, 2619605, 2862695, 5117201, 5763131, 9078905, 12050183, 12236785, 16241551, 25586005, 28815655, 56289211, 60250915, 81207755, 132552013, 178657061, 281446055, 373555673, 662760065, 893285305, 1867778365, 4109112403, 20545562015]

約数ペア:

[(1, 20545562015), (5, 4109112403), (11, 1867778365), (23, 893285305), (31, 662760065), (55, 373555673), (73, 281446055), (115, 178657061), (155, 132552013), (253, 81207755), (341, 60250915), (365, 56289211), (713, 28815655), (803, 25586005), (1265, 16241551), (1679, 12236785), (1705, 12050183), (2263, 9078905), (3565, 5763131), (4015, 5117201), (7177, 2862695), (7843, 2619605), (8395, 2447357), (11315, 1815781), (18469, 1112435), (24893, 825355), (35885, 572539), (39215, 523921), (52049, 394735), (78947, 260245), (92345, 222487), (124465, 165071)]