208705330

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1\times {\mathrm{1031}}^1$

素因数の和:1722

約数の個数: 32

約数和(自身を含む): 388758528

約数和(自身を除く): 180053198

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 653, 1031, 1306, 2062, 3265, 5155, 6530, 10310, 20243, 31961, 40486, 63922, 101215, 159805, 202430, 319610, 673243, 1346486, 3366215, 6732430, 20870533, 41741066, 104352665, 208705330]

約数ペア:

[(1, 208705330), (2, 104352665), (5, 41741066), (10, 20870533), (31, 6732430), (62, 3366215), (155, 1346486), (310, 673243), (653, 319610), (1031, 202430), (1306, 159805), (2062, 101215), (3265, 63922), (5155, 40486), (6530, 31961), (10310, 20243)]