137085440

素因数分解:

$2^9\times 5^1\times {\mathrm{53549}}^1$

素因数の和:53572

約数の個数: 40

約数和(自身を含む): 328689900

約数和(自身を除く): 191604460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 53549, 107098, 214196, 267745, 428392, 535490, 856784, 1070980, 1713568, 2141960, 3427136, 4283920, 6854272, 8567840, 13708544, 17135680, 27417088, 34271360, 68542720, 137085440]

約数ペア:

[(1, 137085440), (2, 68542720), (4, 34271360), (5, 27417088), (8, 17135680), (10, 13708544), (16, 8567840), (20, 6854272), (32, 4283920), (40, 3427136), (64, 2141960), (80, 1713568), (128, 1070980), (160, 856784), (256, 535490), (320, 428392), (512, 267745), (640, 214196), (1280, 107098), (2560, 53549)]