16349440

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 40066488

約数和(自身を除く): 23717048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 241, 256, 265, 320, 424, 482, 530, 640, 848, 964, 1060, 1205, 1280, 1696, 1928, 2120, 2410, 3392, 3856, 4240, 4820, 6784, 7712, 8480, 9640, 12773, 13568, 15424, 16960, 19280, 25546, 30848, 33920, 38560, 51092, 61696, 63865, 67840, 77120, 102184, 127730, 154240, 204368, 255460, 308480, 408736, 510920, 817472, 1021840, 1634944, 2043680, 3269888, 4087360, 8174720, 16349440]

約数ペア:

[(1, 16349440), (2, 8174720), (4, 4087360), (5, 3269888), (8, 2043680), (10, 1634944), (16, 1021840), (20, 817472), (32, 510920), (40, 408736), (53, 308480), (64, 255460), (80, 204368), (106, 154240), (128, 127730), (160, 102184), (212, 77120), (241, 67840), (256, 63865), (265, 61696), (320, 51092), (424, 38560), (482, 33920), (530, 30848), (640, 25546), (848, 19280), (964, 16960), (1060, 15424), (1205, 13568), (1280, 12773), (1696, 9640), (1928, 8480), (2120, 7712), (2410, 6784), (3392, 4820), (3856, 4240)]