681001472

素因数分解:

$2^9\times {\mathrm{41}}^1\times {\mathrm{32441}}^1$

素因数の和:32500

約数の個数: 40

約数和(自身を含む): 1393902972

約数和(自身を除く): 712901500

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 1312, 2624, 5248, 10496, 20992, 32441, 64882, 129764, 259528, 519056, 1038112, 1330081, 2076224, 2660162, 4152448, 5320324, 8304896, 10640648, 16609792, 21281296, 42562592, 85125184, 170250368, 340500736, 681001472]

約数ペア:

[(1, 681001472), (2, 340500736), (4, 170250368), (8, 85125184), (16, 42562592), (32, 21281296), (41, 16609792), (64, 10640648), (82, 8304896), (128, 5320324), (164, 4152448), (256, 2660162), (328, 2076224), (512, 1330081), (656, 1038112), (1312, 519056), (2624, 259528), (5248, 129764), (10496, 64882), (20992, 32441)]