61705540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12491}}^1$

素因数の和:12532

約数の個数: 48

約数和(自身を含む): 146905920

約数和(自身を除く): 85200380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 12491, 24982, 49964, 62455, 124910, 162383, 237329, 249820, 324766, 474658, 649532, 811915, 949316, 1186645, 1623830, 2373290, 3085277, 3247660, 4746580, 6170554, 12341108, 15426385, 30852770, 61705540]

約数ペア:

[(1, 61705540), (2, 30852770), (4, 15426385), (5, 12341108), (10, 6170554), (13, 4746580), (19, 3247660), (20, 3085277), (26, 2373290), (38, 1623830), (52, 1186645), (65, 949316), (76, 811915), (95, 649532), (130, 474658), (190, 324766), (247, 249820), (260, 237329), (380, 162383), (494, 124910), (988, 62455), (1235, 49964), (2470, 24982), (4940, 12491)]