829721890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{5417}}^1$

素因数の和:5511

約数の個数: 48

約数和(自身を含む): 1616752872

約数和(自身を除く): 787030982

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 265, 289, 530, 578, 901, 1445, 1802, 2890, 4505, 5417, 9010, 10834, 15317, 27085, 30634, 54170, 76585, 92089, 153170, 184178, 287101, 460445, 574202, 920890, 1435505, 1565513, 2871010, 3131026, 4880717, 7827565, 9761434, 15655130, 24403585, 48807170, 82972189, 165944378, 414860945, 829721890]

約数ペア:

[(1, 829721890), (2, 414860945), (5, 165944378), (10, 82972189), (17, 48807170), (34, 24403585), (53, 15655130), (85, 9761434), (106, 7827565), (170, 4880717), (265, 3131026), (289, 2871010), (530, 1565513), (578, 1435505), (901, 920890), (1445, 574202), (1802, 460445), (2890, 287101), (4505, 184178), (5417, 153170), (9010, 92089), (10834, 76585), (15317, 54170), (27085, 30634)]