51665880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61507}}^1$

素因数の和:61528

約数の個数: 64

約数和(自身を含む): 177143040

約数和(自身を除く): 125477160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 61507, 123014, 184521, 246028, 307535, 369042, 430549, 492056, 615070, 738084, 861098, 922605, 1230140, 1291647, 1476168, 1722196, 1845210, 2152745, 2460280, 2583294, 3444392, 3690420, 4305490, 5166588, 6458235, 7380840, 8610980, 10333176, 12916470, 17221960, 25832940, 51665880]

約数ペア:

[(1, 51665880), (2, 25832940), (3, 17221960), (4, 12916470), (5, 10333176), (6, 8610980), (7, 7380840), (8, 6458235), (10, 5166588), (12, 4305490), (14, 3690420), (15, 3444392), (20, 2583294), (21, 2460280), (24, 2152745), (28, 1845210), (30, 1722196), (35, 1476168), (40, 1291647), (42, 1230140), (56, 922605), (60, 861098), (70, 738084), (84, 615070), (105, 492056), (120, 430549), (140, 369042), (168, 307535), (210, 246028), (280, 184521), (420, 123014), (840, 61507)]