2121036454025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{1811}}^1\times {\mathrm{2969}}^1$

素因数の和:5330

約数の個数: 48

約数和(自身を含む): 2722679308800

約数和(自身を除く): 601642854775

約数列:

[1, 5, 25, 31, 155, 509, 775, 1811, 2545, 2969, 9055, 12725, 14845, 15779, 45275, 56141, 74225, 78895, 92039, 280705, 394475, 460195, 921799, 1403525, 1511221, 2300975, 4608995, 5376859, 7556105, 23044975, 26884295, 28575769, 37780525, 46847851, 134421475, 142878845, 166682629, 234239255, 714394225, 833413145, 1171196275, 2736821231, 4167065725, 13684106155, 68420530775, 84841458161, 424207290805, 2121036454025]

約数ペア:

[(1, 2121036454025), (5, 424207290805), (25, 84841458161), (31, 68420530775), (155, 13684106155), (509, 4167065725), (775, 2736821231), (1811, 1171196275), (2545, 833413145), (2969, 714394225), (9055, 234239255), (12725, 166682629), (14845, 142878845), (15779, 134421475), (45275, 46847851), (56141, 37780525), (74225, 28575769), (78895, 26884295), (92039, 23044975), (280705, 7556105), (394475, 5376859), (460195, 4608995), (921799, 2300975), (1403525, 1511221)]