51921248

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:535

約数の個数: 48

約数和(自身を含む): 105711984

約数和(自身を除く): 53790736

約数列:

[1, 2, 4, 8, 16, 32, 61, 67, 122, 134, 244, 268, 397, 488, 536, 794, 976, 1072, 1588, 1952, 2144, 3176, 4087, 6352, 8174, 12704, 16348, 24217, 26599, 32696, 48434, 53198, 65392, 96868, 106396, 130784, 193736, 212792, 387472, 425584, 774944, 851168, 1622539, 3245078, 6490156, 12980312, 25960624, 51921248]

約数ペア:

[(1, 51921248), (2, 25960624), (4, 12980312), (8, 6490156), (16, 3245078), (32, 1622539), (61, 851168), (67, 774944), (122, 425584), (134, 387472), (244, 212792), (268, 193736), (397, 130784), (488, 106396), (536, 96868), (794, 65392), (976, 53198), (1072, 48434), (1588, 32696), (1952, 26599), (2144, 24217), (3176, 16348), (4087, 12704), (6352, 8174)]