71913808

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{631}}^1$

素因数の和:1075

約数の個数: 40

約数和(自身を含む): 148115520

約数和(自身を除く): 76201712

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 419, 631, 838, 1262, 1676, 2524, 3352, 5048, 6704, 7123, 10096, 10727, 14246, 21454, 28492, 42908, 56984, 85816, 113968, 171632, 264389, 528778, 1057556, 2115112, 4230224, 4494613, 8989226, 17978452, 35956904, 71913808]

約数ペア:

[(1, 71913808), (2, 35956904), (4, 17978452), (8, 8989226), (16, 4494613), (17, 4230224), (34, 2115112), (68, 1057556), (136, 528778), (272, 264389), (419, 171632), (631, 113968), (838, 85816), (1262, 56984), (1676, 42908), (2524, 28492), (3352, 21454), (5048, 14246), (6704, 10727), (7123, 10096)]