212113760

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{77983}}^1$

素因数の和:78015

約数の個数: 48

約数和(自身を含む): 530603136

約数和(自身を除く): 318489376

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 77983, 155966, 311932, 389915, 623864, 779830, 1247728, 1325711, 1559660, 2495456, 2651422, 3119320, 5302844, 6238640, 6628555, 10605688, 12477280, 13257110, 21211376, 26514220, 42422752, 53028440, 106056880, 212113760]

約数ペア:

[(1, 212113760), (2, 106056880), (4, 53028440), (5, 42422752), (8, 26514220), (10, 21211376), (16, 13257110), (17, 12477280), (20, 10605688), (32, 6628555), (34, 6238640), (40, 5302844), (68, 3119320), (80, 2651422), (85, 2495456), (136, 1559660), (160, 1325711), (170, 1247728), (272, 779830), (340, 623864), (544, 389915), (680, 311932), (1360, 155966), (2720, 77983)]