72664115

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 93636864

約数和(自身を除く): 20972749

約数列:

[1, 5, 37, 47, 61, 137, 185, 235, 305, 685, 1739, 2257, 2867, 5069, 6439, 8357, 8695, 11285, 14335, 25345, 32195, 41785, 106079, 238243, 309209, 392779, 530395, 1191215, 1546045, 1963895, 14532823, 72664115]

約数ペア:

[(1, 72664115), (5, 14532823), (37, 1963895), (47, 1546045), (61, 1191215), (137, 530395), (185, 392779), (235, 309209), (305, 238243), (685, 106079), (1739, 41785), (2257, 32195), (2867, 25345), (5069, 14335), (6439, 11285), (8357, 8695)]