25127960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 69672960

約数和(自身を除く): 44545000

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 23, 26, 40, 44, 46, 52, 55, 65, 88, 92, 104, 110, 115, 130, 143, 184, 191, 220, 230, 253, 260, 286, 299, 382, 440, 460, 506, 520, 572, 598, 715, 764, 920, 955, 1012, 1144, 1196, 1265, 1430, 1495, 1528, 1910, 2024, 2101, 2392, 2483, 2530, 2860, 2990, 3289, 3820, 4202, 4393, 4966, 5060, 5720, 5980, 6578, 7640, 8404, 8786, 9932, 10120, 10505, 11960, 12415, 13156, 16445, 16808, 17572, 19864, 21010, 21965, 24830, 26312, 27313, 32890, 35144, 42020, 43930, 48323, 49660, 54626, 57109, 65780, 84040, 87860, 96646, 99320, 109252, 114218, 131560, 136565, 175720, 193292, 218504, 228436, 241615, 273130, 285545, 386584, 456872, 483230, 546260, 571090, 628199, 966460, 1092520, 1142180, 1256398, 1932920, 2284360, 2512796, 3140995, 5025592, 6281990, 12563980, 25127960]

約数ペア:

[(1, 25127960), (2, 12563980), (4, 6281990), (5, 5025592), (8, 3140995), (10, 2512796), (11, 2284360), (13, 1932920), (20, 1256398), (22, 1142180), (23, 1092520), (26, 966460), (40, 628199), (44, 571090), (46, 546260), (52, 483230), (55, 456872), (65, 386584), (88, 285545), (92, 273130), (104, 241615), (110, 228436), (115, 218504), (130, 193292), (143, 175720), (184, 136565), (191, 131560), (220, 114218), (230, 109252), (253, 99320), (260, 96646), (286, 87860), (299, 84040), (382, 65780), (440, 57109), (460, 54626), (506, 49660), (520, 48323), (572, 43930), (598, 42020), (715, 35144), (764, 32890), (920, 27313), (955, 26312), (1012, 24830), (1144, 21965), (1196, 21010), (1265, 19864), (1430, 17572), (1495, 16808), (1528, 16445), (1910, 13156), (2024, 12415), (2101, 11960), (2392, 10505), (2483, 10120), (2530, 9932), (2860, 8786), (2990, 8404), (3289, 7640), (3820, 6578), (4202, 5980), (4393, 5720), (4966, 5060)]