65251920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11821}}^1$

素因数の和:11860

約数の個数: 80

約数和(自身を含む): 211093632

約数和(自身を除く): 145841712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 11821, 23642, 35463, 47284, 59105, 70926, 94568, 118210, 141852, 177315, 189136, 236420, 271883, 283704, 354630, 472840, 543766, 567408, 709260, 815649, 945680, 1087532, 1359415, 1418520, 1631298, 2175064, 2718830, 2837040, 3262596, 4078245, 4350128, 5437660, 6525192, 8156490, 10875320, 13050384, 16312980, 21750640, 32625960, 65251920]

約数ペア:

[(1, 65251920), (2, 32625960), (3, 21750640), (4, 16312980), (5, 13050384), (6, 10875320), (8, 8156490), (10, 6525192), (12, 5437660), (15, 4350128), (16, 4078245), (20, 3262596), (23, 2837040), (24, 2718830), (30, 2175064), (40, 1631298), (46, 1418520), (48, 1359415), (60, 1087532), (69, 945680), (80, 815649), (92, 709260), (115, 567408), (120, 543766), (138, 472840), (184, 354630), (230, 283704), (240, 271883), (276, 236420), (345, 189136), (368, 177315), (460, 141852), (552, 118210), (690, 94568), (920, 70926), (1104, 59105), (1380, 47284), (1840, 35463), (2760, 23642), (5520, 11821)]