66265520

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 161263488

約数和(自身を除く): 94997968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 61, 74, 80, 122, 148, 185, 244, 296, 305, 367, 370, 488, 592, 610, 734, 740, 976, 1220, 1468, 1480, 1835, 2257, 2440, 2936, 2960, 3670, 4514, 4880, 5872, 7340, 9028, 11285, 13579, 14680, 18056, 22387, 22570, 27158, 29360, 36112, 44774, 45140, 54316, 67895, 89548, 90280, 108632, 111935, 135790, 179096, 180560, 217264, 223870, 271580, 358192, 447740, 543160, 828319, 895480, 1086320, 1656638, 1790960, 3313276, 4141595, 6626552, 8283190, 13253104, 16566380, 33132760, 66265520]

約数ペア:

[(1, 66265520), (2, 33132760), (4, 16566380), (5, 13253104), (8, 8283190), (10, 6626552), (16, 4141595), (20, 3313276), (37, 1790960), (40, 1656638), (61, 1086320), (74, 895480), (80, 828319), (122, 543160), (148, 447740), (185, 358192), (244, 271580), (296, 223870), (305, 217264), (367, 180560), (370, 179096), (488, 135790), (592, 111935), (610, 108632), (734, 90280), (740, 89548), (976, 67895), (1220, 54316), (1468, 45140), (1480, 44774), (1835, 36112), (2257, 29360), (2440, 27158), (2936, 22570), (2960, 22387), (3670, 18056), (4514, 14680), (4880, 13579), (5872, 11285), (7340, 9028)]