72874816

素因数分解:

$2^6\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3461}}^1$

素因数の和:3527

約数の個数: 56

約数和(自身を含む): 168834816

約数和(自身を除く): 95960000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 188, 224, 329, 376, 448, 658, 752, 1316, 1504, 2632, 3008, 3461, 5264, 6922, 10528, 13844, 21056, 24227, 27688, 48454, 55376, 96908, 110752, 162667, 193816, 221504, 325334, 387632, 650668, 775264, 1138669, 1301336, 1550528, 2277338, 2602672, 4554676, 5205344, 9109352, 10410688, 18218704, 36437408, 72874816]

約数ペア:

[(1, 72874816), (2, 36437408), (4, 18218704), (7, 10410688), (8, 9109352), (14, 5205344), (16, 4554676), (28, 2602672), (32, 2277338), (47, 1550528), (56, 1301336), (64, 1138669), (94, 775264), (112, 650668), (188, 387632), (224, 325334), (329, 221504), (376, 193816), (448, 162667), (658, 110752), (752, 96908), (1316, 55376), (1504, 48454), (2632, 27688), (3008, 24227), (3461, 21056), (5264, 13844), (6922, 10528)]