64398975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{953}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 114983712

約数和(自身を除く): 50584737

約数列:

[1, 3, 5, 15, 17, 25, 51, 53, 75, 85, 159, 255, 265, 425, 795, 901, 953, 1275, 1325, 2703, 2859, 3975, 4505, 4765, 13515, 14295, 16201, 22525, 23825, 48603, 50509, 67575, 71475, 81005, 151527, 243015, 252545, 405025, 757635, 858653, 1215075, 1262725, 2575959, 3788175, 4293265, 12879795, 21466325, 64398975]

約数ペア:

[(1, 64398975), (3, 21466325), (5, 12879795), (15, 4293265), (17, 3788175), (25, 2575959), (51, 1262725), (53, 1215075), (75, 858653), (85, 757635), (159, 405025), (255, 252545), (265, 243015), (425, 151527), (795, 81005), (901, 71475), (953, 67575), (1275, 50509), (1325, 48603), (2703, 23825), (2859, 22525), (3975, 16201), (4505, 14295), (4765, 13515)]