68013465

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 123282432

約数和(自身を除く): 55268967

約数列:

[1, 3, 5, 13, 15, 39, 41, 47, 65, 123, 141, 181, 195, 205, 235, 533, 543, 611, 615, 705, 905, 1599, 1833, 1927, 2353, 2665, 2715, 3055, 5781, 7059, 7421, 7995, 8507, 9165, 9635, 11765, 22263, 25051, 25521, 28905, 35295, 37105, 42535, 75153, 96473, 110591, 111315, 125255, 127605, 289419, 331773, 348787, 375765, 482365, 552955, 1046361, 1447095, 1658865, 1743935, 4534231, 5231805, 13602693, 22671155, 68013465]

約数ペア:

[(1, 68013465), (3, 22671155), (5, 13602693), (13, 5231805), (15, 4534231), (39, 1743935), (41, 1658865), (47, 1447095), (65, 1046361), (123, 552955), (141, 482365), (181, 375765), (195, 348787), (205, 331773), (235, 289419), (533, 127605), (543, 125255), (611, 111315), (615, 110591), (705, 96473), (905, 75153), (1599, 42535), (1833, 37105), (1927, 35295), (2353, 28905), (2665, 25521), (2715, 25051), (3055, 22263), (5781, 11765), (7059, 9635), (7421, 9165), (7995, 8507)]