1555590950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{20563}}^1$

素因数の和:20681

約数の個数: 48

約数和(自身を含む): 3098172240

約数和(自身を除く): 1542581290

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 89, 170, 178, 425, 445, 850, 890, 1513, 2225, 3026, 4450, 7565, 15130, 20563, 37825, 41126, 75650, 102815, 205630, 349571, 514075, 699142, 1028150, 1747855, 1830107, 3495710, 3660214, 8739275, 9150535, 17478550, 18301070, 31111819, 45752675, 62223638, 91505350, 155559095, 311118190, 777795475, 1555590950]

約数ペア:

[(1, 1555590950), (2, 777795475), (5, 311118190), (10, 155559095), (17, 91505350), (25, 62223638), (34, 45752675), (50, 31111819), (85, 18301070), (89, 17478550), (170, 9150535), (178, 8739275), (425, 3660214), (445, 3495710), (850, 1830107), (890, 1747855), (1513, 1028150), (2225, 699142), (3026, 514075), (4450, 349571), (7565, 205630), (15130, 102815), (20563, 75650), (37825, 41126)]