87791115

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 157593600

約数和(自身を除く): 69802485

約数列:

[1, 3, 5, 15, 19, 23, 57, 59, 69, 95, 115, 177, 227, 285, 295, 345, 437, 681, 885, 1121, 1135, 1311, 1357, 2185, 3363, 3405, 4071, 4313, 5221, 5605, 6555, 6785, 12939, 13393, 15663, 16815, 20355, 21565, 25783, 26105, 40179, 64695, 66965, 77349, 78315, 99199, 128915, 200895, 254467, 297597, 308039, 386745, 495995, 763401, 924117, 1272335, 1487985, 1540195, 3817005, 4620585, 5852741, 17558223, 29263705, 87791115]

約数ペア:

[(1, 87791115), (3, 29263705), (5, 17558223), (15, 5852741), (19, 4620585), (23, 3817005), (57, 1540195), (59, 1487985), (69, 1272335), (95, 924117), (115, 763401), (177, 495995), (227, 386745), (285, 308039), (295, 297597), (345, 254467), (437, 200895), (681, 128915), (885, 99199), (1121, 78315), (1135, 77349), (1311, 66965), (1357, 64695), (2185, 40179), (3363, 26105), (3405, 25783), (4071, 21565), (4313, 20355), (5221, 16815), (5605, 15663), (6555, 13393), (6785, 12939)]