71224220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{773}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 159159168

約数和(自身を除く): 87934948

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 271, 340, 542, 773, 1084, 1355, 1546, 2710, 3092, 3865, 4607, 5420, 7730, 9214, 13141, 15460, 18428, 23035, 26282, 46070, 52564, 65705, 92140, 131410, 209483, 262820, 418966, 837932, 1047415, 2094830, 3561211, 4189660, 7122422, 14244844, 17806055, 35612110, 71224220]

約数ペア:

[(1, 71224220), (2, 35612110), (4, 17806055), (5, 14244844), (10, 7122422), (17, 4189660), (20, 3561211), (34, 2094830), (68, 1047415), (85, 837932), (170, 418966), (271, 262820), (340, 209483), (542, 131410), (773, 92140), (1084, 65705), (1355, 52564), (1546, 46070), (2710, 26282), (3092, 23035), (3865, 18428), (4607, 15460), (5420, 13141), (7730, 9214)]