61312810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:383

約数の個数: 64

約数和(自身を含む): 126846720

約数和(自身を除く): 65533910

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 103, 130, 190, 206, 241, 247, 482, 494, 515, 1030, 1205, 1235, 1339, 1957, 2410, 2470, 2678, 3133, 3914, 4579, 6266, 6695, 9158, 9785, 13390, 15665, 19570, 22895, 24823, 25441, 31330, 45790, 49646, 50882, 59527, 119054, 124115, 127205, 248230, 254410, 297635, 322699, 471637, 595270, 645398, 943274, 1613495, 2358185, 3226990, 4716370, 6131281, 12262562, 30656405, 61312810]

約数ペア:

[(1, 61312810), (2, 30656405), (5, 12262562), (10, 6131281), (13, 4716370), (19, 3226990), (26, 2358185), (38, 1613495), (65, 943274), (95, 645398), (103, 595270), (130, 471637), (190, 322699), (206, 297635), (241, 254410), (247, 248230), (482, 127205), (494, 124115), (515, 119054), (1030, 59527), (1205, 50882), (1235, 49646), (1339, 45790), (1957, 31330), (2410, 25441), (2470, 24823), (2678, 22895), (3133, 19570), (3914, 15665), (4579, 13390), (6266, 9785), (6695, 9158)]