26946530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 56337120

約数和(自身を除く): 29390590

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 89, 130, 137, 170, 178, 221, 274, 442, 445, 685, 890, 1105, 1157, 1370, 1513, 1781, 2210, 2314, 2329, 3026, 3562, 4658, 5785, 7565, 8905, 11570, 11645, 12193, 15130, 17810, 19669, 23290, 24386, 30277, 39338, 60554, 60965, 98345, 121930, 151385, 158509, 196690, 207281, 302770, 317018, 414562, 792545, 1036405, 1585090, 2072810, 2694653, 5389306, 13473265, 26946530]

約数ペア:

[(1, 26946530), (2, 13473265), (5, 5389306), (10, 2694653), (13, 2072810), (17, 1585090), (26, 1036405), (34, 792545), (65, 414562), (85, 317018), (89, 302770), (130, 207281), (137, 196690), (170, 158509), (178, 151385), (221, 121930), (274, 98345), (442, 60965), (445, 60554), (685, 39338), (890, 30277), (1105, 24386), (1157, 23290), (1370, 19669), (1513, 17810), (1781, 15130), (2210, 12193), (2314, 11645), (2329, 11570), (3026, 8905), (3562, 7565), (4658, 5785)]