145640852

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8831}}^1$

素因数の和:8892

約数の個数: 48

約数和(自身を含む): 316538880

約数和(自身を除く): 170898028

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 4123, 8246, 8831, 16492, 17662, 35324, 61817, 123634, 167789, 247268, 273761, 335578, 547522, 671156, 1095044, 1174523, 1916327, 2349046, 3832654, 4698092, 5201459, 7665308, 10402918, 20805836, 36410213, 72820426, 145640852]

約数ペア:

[(1, 145640852), (2, 72820426), (4, 36410213), (7, 20805836), (14, 10402918), (19, 7665308), (28, 5201459), (31, 4698092), (38, 3832654), (62, 2349046), (76, 1916327), (124, 1174523), (133, 1095044), (217, 671156), (266, 547522), (434, 335578), (532, 273761), (589, 247268), (868, 167789), (1178, 123634), (2356, 61817), (4123, 35324), (8246, 17662), (8831, 16492)]