20125076175

素因数分解:

$3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{7517}}^1$

素因数の和:7769

約数の個数: 72

約数和(自身を含む): 36769094544

約数和(自身を除く): 16644018369

約数列:

[1, 3, 5, 9, 15, 25, 45, 73, 75, 163, 219, 225, 365, 489, 657, 815, 1095, 1467, 1825, 2445, 3285, 4075, 5475, 7335, 7517, 11899, 12225, 16425, 22551, 35697, 36675, 37585, 59495, 67653, 107091, 112755, 178485, 187925, 297475, 338265, 535455, 548741, 563775, 892425, 1225271, 1646223, 1691325, 2677275, 2743705, 3675813, 4938669, 6126355, 8231115, 11027439, 13718525, 18379065, 24693345, 30631775, 41155575, 55137195, 89444783, 91895325, 123466725, 268334349, 275685975, 447223915, 805003047, 1341671745, 2236119575, 4025015235, 6708358725, 20125076175]

約数ペア:

[(1, 20125076175), (3, 6708358725), (5, 4025015235), (9, 2236119575), (15, 1341671745), (25, 805003047), (45, 447223915), (73, 275685975), (75, 268334349), (163, 123466725), (219, 91895325), (225, 89444783), (365, 55137195), (489, 41155575), (657, 30631775), (815, 24693345), (1095, 18379065), (1467, 13718525), (1825, 11027439), (2445, 8231115), (3285, 6126355), (4075, 4938669), (5475, 3675813), (7335, 2743705), (7517, 2677275), (11899, 1691325), (12225, 1646223), (16425, 1225271), (22551, 892425), (35697, 563775), (36675, 548741), (37585, 535455), (59495, 338265), (67653, 297475), (107091, 187925), (112755, 178485)]