149733790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:501

約数の個数: 48

約数和(自身を含む): 288855072

約数和(自身を除く): 139121282

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 197, 263, 289, 394, 526, 578, 985, 1315, 1445, 1970, 2630, 2890, 3349, 4471, 6698, 8942, 16745, 22355, 33490, 44710, 51811, 56933, 76007, 103622, 113866, 152014, 259055, 284665, 380035, 518110, 569330, 760070, 880787, 1761574, 4403935, 8807870, 14973379, 29946758, 74866895, 149733790]

約数ペア:

[(1, 149733790), (2, 74866895), (5, 29946758), (10, 14973379), (17, 8807870), (34, 4403935), (85, 1761574), (170, 880787), (197, 760070), (263, 569330), (289, 518110), (394, 380035), (526, 284665), (578, 259055), (985, 152014), (1315, 113866), (1445, 103622), (1970, 76007), (2630, 56933), (2890, 51811), (3349, 44710), (4471, 33490), (6698, 22355), (8942, 16745)]