66990656

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:739

約数の個数: 56

約数和(自身を含む): 141732000

約数和(自身を除く): 74741344

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 89, 152, 178, 304, 356, 608, 619, 712, 1216, 1238, 1424, 1691, 2476, 2848, 3382, 4952, 5696, 6764, 9904, 11761, 13528, 19808, 23522, 27056, 39616, 47044, 54112, 55091, 94088, 108224, 110182, 188176, 220364, 376352, 440728, 752704, 881456, 1046729, 1762912, 2093458, 3525824, 4186916, 8373832, 16747664, 33495328, 66990656]

約数ペア:

[(1, 66990656), (2, 33495328), (4, 16747664), (8, 8373832), (16, 4186916), (19, 3525824), (32, 2093458), (38, 1762912), (64, 1046729), (76, 881456), (89, 752704), (152, 440728), (178, 376352), (304, 220364), (356, 188176), (608, 110182), (619, 108224), (712, 94088), (1216, 55091), (1238, 54112), (1424, 47044), (1691, 39616), (2476, 27056), (2848, 23522), (3382, 19808), (4952, 13528), (5696, 11761), (6764, 9904)]