53146420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{433}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 125007624

約数和(自身を除く): 71861204

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 361, 380, 433, 646, 722, 866, 1292, 1444, 1615, 1732, 1805, 2165, 3230, 3610, 4330, 6137, 6460, 7220, 7361, 8227, 8660, 12274, 14722, 16454, 24548, 29444, 30685, 32908, 36805, 41135, 61370, 73610, 82270, 122740, 139859, 147220, 156313, 164540, 279718, 312626, 559436, 625252, 699295, 781565, 1398590, 1563130, 2657321, 2797180, 3126260, 5314642, 10629284, 13286605, 26573210, 53146420]

約数ペア:

[(1, 53146420), (2, 26573210), (4, 13286605), (5, 10629284), (10, 5314642), (17, 3126260), (19, 2797180), (20, 2657321), (34, 1563130), (38, 1398590), (68, 781565), (76, 699295), (85, 625252), (95, 559436), (170, 312626), (190, 279718), (323, 164540), (340, 156313), (361, 147220), (380, 139859), (433, 122740), (646, 82270), (722, 73610), (866, 61370), (1292, 41135), (1444, 36805), (1615, 32908), (1732, 30685), (1805, 29444), (2165, 24548), (3230, 16454), (3610, 14722), (4330, 12274), (6137, 8660), (6460, 8227), (7220, 7361)]