4988891375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{787}}^1$

素因数の和:945

約数の個数: 64

約数和(自身を含む): 6939039744

約数和(自身を除く): 1950148369

約数列:

[1, 5, 13, 25, 47, 65, 83, 125, 235, 325, 415, 611, 787, 1079, 1175, 1625, 2075, 3055, 3901, 3935, 5395, 5875, 10231, 10375, 15275, 19505, 19675, 26975, 36989, 50713, 51155, 65321, 76375, 97525, 98375, 134875, 184945, 253565, 255775, 326605, 480857, 487625, 849173, 924725, 1267825, 1278875, 1633025, 2404285, 3070087, 4245865, 4623625, 6339125, 8165125, 12021425, 15350435, 21229325, 39911131, 60107125, 76752175, 106146625, 199555655, 383760875, 997778275, 4988891375]

約数ペア:

[(1, 4988891375), (5, 997778275), (13, 383760875), (25, 199555655), (47, 106146625), (65, 76752175), (83, 60107125), (125, 39911131), (235, 21229325), (325, 15350435), (415, 12021425), (611, 8165125), (787, 6339125), (1079, 4623625), (1175, 4245865), (1625, 3070087), (2075, 2404285), (3055, 1633025), (3901, 1278875), (3935, 1267825), (5395, 924725), (5875, 849173), (10231, 487625), (10375, 480857), (15275, 326605), (19505, 255775), (19675, 253565), (26975, 184945), (36989, 134875), (50713, 98375), (51155, 97525), (65321, 76375)]