66648725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 98577024

約数和(自身を除く): 31928299

約数列:

[1, 5, 11, 13, 25, 55, 65, 103, 143, 181, 275, 325, 515, 715, 905, 1133, 1339, 1991, 2353, 2575, 3575, 4525, 5665, 6695, 9955, 11765, 14729, 18643, 25883, 28325, 33475, 49775, 58825, 73645, 93215, 129415, 205073, 242359, 368225, 466075, 647075, 1025365, 1211795, 2665949, 5126825, 6058975, 13329745, 66648725]

約数ペア:

[(1, 66648725), (5, 13329745), (11, 6058975), (13, 5126825), (25, 2665949), (55, 1211795), (65, 1025365), (103, 647075), (143, 466075), (181, 368225), (275, 242359), (325, 205073), (515, 129415), (715, 93215), (905, 73645), (1133, 58825), (1339, 49775), (1991, 33475), (2353, 28325), (2575, 25883), (3575, 18643), (4525, 14729), (5665, 11765), (6695, 9955)]