140849488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{653}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 316760976

約数和(自身を除く): 175911488

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 61, 68, 104, 122, 136, 208, 221, 244, 272, 442, 488, 653, 793, 884, 976, 1037, 1306, 1586, 1768, 2074, 2612, 3172, 3536, 4148, 5224, 6344, 8296, 8489, 10448, 11101, 12688, 13481, 16592, 16978, 22202, 26962, 33956, 39833, 44404, 53924, 67912, 79666, 88808, 107848, 135824, 144313, 159332, 177616, 215696, 288626, 318664, 517829, 577252, 637328, 677161, 1035658, 1154504, 1354322, 2071316, 2309008, 2708644, 4142632, 5417288, 8285264, 8803093, 10834576, 17606186, 35212372, 70424744, 140849488]

約数ペア:

[(1, 140849488), (2, 70424744), (4, 35212372), (8, 17606186), (13, 10834576), (16, 8803093), (17, 8285264), (26, 5417288), (34, 4142632), (52, 2708644), (61, 2309008), (68, 2071316), (104, 1354322), (122, 1154504), (136, 1035658), (208, 677161), (221, 637328), (244, 577252), (272, 517829), (442, 318664), (488, 288626), (653, 215696), (793, 177616), (884, 159332), (976, 144313), (1037, 135824), (1306, 107848), (1586, 88808), (1768, 79666), (2074, 67912), (2612, 53924), (3172, 44404), (3536, 39833), (4148, 33956), (5224, 26962), (6344, 22202), (8296, 16978), (8489, 16592), (10448, 13481), (11101, 12688)]