201009920

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2963}}^1$

素因数の和:3037

約数の個数: 72

約数和(自身を含む): 490731696

約数和(自身を除く): 289721776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 424, 530, 640, 848, 1060, 1280, 1696, 2120, 2963, 3392, 4240, 5926, 6784, 8480, 11852, 13568, 14815, 16960, 23704, 29630, 33920, 47408, 59260, 67840, 94816, 118520, 157039, 189632, 237040, 314078, 379264, 474080, 628156, 758528, 785195, 948160, 1256312, 1570390, 1896320, 2512624, 3140780, 3792640, 5025248, 6281560, 10050496, 12563120, 20100992, 25126240, 40201984, 50252480, 100504960, 201009920]

約数ペア:

[(1, 201009920), (2, 100504960), (4, 50252480), (5, 40201984), (8, 25126240), (10, 20100992), (16, 12563120), (20, 10050496), (32, 6281560), (40, 5025248), (53, 3792640), (64, 3140780), (80, 2512624), (106, 1896320), (128, 1570390), (160, 1256312), (212, 948160), (256, 785195), (265, 758528), (320, 628156), (424, 474080), (530, 379264), (640, 314078), (848, 237040), (1060, 189632), (1280, 157039), (1696, 118520), (2120, 94816), (2963, 67840), (3392, 59260), (4240, 47408), (5926, 33920), (6784, 29630), (8480, 23704), (11852, 16960), (13568, 14815)]