89497245890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1\times {\mathrm{17923}}^1$

素因数の和:18555

約数の個数: 64

約数和(自身を含む): 176265476352

約数和(自身を除く): 86768230462

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 541, 710, 923, 1082, 1846, 2705, 4615, 5410, 7033, 9230, 14066, 17923, 35165, 35846, 38411, 70330, 76822, 89615, 179230, 192055, 232999, 384110, 465998, 499343, 998686, 1164995, 1272533, 2329990, 2496715, 2545066, 4993430, 6362665, 9696343, 12725330, 16542929, 19392686, 33085858, 48481715, 82714645, 96963430, 126052459, 165429290, 252104918, 630262295, 688440353, 1260524590, 1376880706, 3442201765, 6884403530, 8949724589, 17899449178, 44748622945, 89497245890]

約数ペア:

[(1, 89497245890), (2, 44748622945), (5, 17899449178), (10, 8949724589), (13, 6884403530), (26, 3442201765), (65, 1376880706), (71, 1260524590), (130, 688440353), (142, 630262295), (355, 252104918), (541, 165429290), (710, 126052459), (923, 96963430), (1082, 82714645), (1846, 48481715), (2705, 33085858), (4615, 19392686), (5410, 16542929), (7033, 12725330), (9230, 9696343), (14066, 6362665), (17923, 4993430), (35165, 2545066), (35846, 2496715), (38411, 2329990), (70330, 1272533), (76822, 1164995), (89615, 998686), (179230, 499343), (192055, 465998), (232999, 384110)]