72401408

素因数分解:

$2^9\times {\mathrm{41}}^1\times {\mathrm{3449}}^1$

素因数の和:3508

約数の個数: 40

約数和(自身を含む): 148232700

約数和(自身を除く): 75831292

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 1312, 2624, 3449, 5248, 6898, 10496, 13796, 20992, 27592, 55184, 110368, 141409, 220736, 282818, 441472, 565636, 882944, 1131272, 1765888, 2262544, 4525088, 9050176, 18100352, 36200704, 72401408]

約数ペア:

[(1, 72401408), (2, 36200704), (4, 18100352), (8, 9050176), (16, 4525088), (32, 2262544), (41, 1765888), (64, 1131272), (82, 882944), (128, 565636), (164, 441472), (256, 282818), (328, 220736), (512, 141409), (656, 110368), (1312, 55184), (2624, 27592), (3449, 20992), (5248, 13796), (6898, 10496)]