66744225

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 126654840

約数和(自身を除く): 59910615

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 53, 75, 87, 145, 159, 193, 225, 261, 265, 435, 477, 579, 725, 795, 965, 1305, 1325, 1537, 1737, 2175, 2385, 2895, 3975, 4611, 4825, 5597, 6525, 7685, 8685, 10229, 11925, 13833, 14475, 16791, 23055, 27985, 30687, 38425, 43425, 50373, 51145, 69165, 83955, 92061, 115275, 139925, 153435, 251865, 255725, 296641, 345825, 419775, 460305, 767175, 889923, 1259325, 1483205, 2301525, 2669769, 4449615, 7416025, 13348845, 22248075, 66744225]

約数ペア:

[(1, 66744225), (3, 22248075), (5, 13348845), (9, 7416025), (15, 4449615), (25, 2669769), (29, 2301525), (45, 1483205), (53, 1259325), (75, 889923), (87, 767175), (145, 460305), (159, 419775), (193, 345825), (225, 296641), (261, 255725), (265, 251865), (435, 153435), (477, 139925), (579, 115275), (725, 92061), (795, 83955), (965, 69165), (1305, 51145), (1325, 50373), (1537, 43425), (1737, 38425), (2175, 30687), (2385, 27985), (2895, 23055), (3975, 16791), (4611, 14475), (4825, 13833), (5597, 11925), (6525, 10229), (7685, 8685)]