64745065

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 104509440

約数和(自身を除く): 39764375

約数列:

[1, 5, 7, 11, 19, 35, 53, 55, 77, 95, 133, 167, 209, 265, 371, 385, 583, 665, 835, 1007, 1045, 1169, 1463, 1837, 1855, 2915, 3173, 4081, 5035, 5845, 7049, 7315, 8851, 9185, 11077, 12859, 15865, 20405, 22211, 34903, 35245, 44255, 55385, 61957, 64295, 77539, 97361, 111055, 168169, 174515, 244321, 309785, 387695, 486805, 681527, 840845, 1177183, 1221605, 1849859, 3407635, 5885915, 9249295, 12949013, 64745065]

約数ペア:

[(1, 64745065), (5, 12949013), (7, 9249295), (11, 5885915), (19, 3407635), (35, 1849859), (53, 1221605), (55, 1177183), (77, 840845), (95, 681527), (133, 486805), (167, 387695), (209, 309785), (265, 244321), (371, 174515), (385, 168169), (583, 111055), (665, 97361), (835, 77539), (1007, 64295), (1045, 61957), (1169, 55385), (1463, 44255), (1837, 35245), (1855, 34903), (2915, 22211), (3173, 20405), (4081, 15865), (5035, 12859), (5845, 11077), (7049, 9185), (7315, 8851)]