72040528

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20749}}^1$

素因数の和:20795

約数の個数: 40

約数和(自身を含む): 164672000

約数和(自身を除く): 92631472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 20749, 41498, 82996, 145243, 165992, 290486, 331984, 580972, 643219, 1161944, 1286438, 2323888, 2572876, 4502533, 5145752, 9005066, 10291504, 18010132, 36020264, 72040528]

約数ペア:

[(1, 72040528), (2, 36020264), (4, 18010132), (7, 10291504), (8, 9005066), (14, 5145752), (16, 4502533), (28, 2572876), (31, 2323888), (56, 1286438), (62, 1161944), (112, 643219), (124, 580972), (217, 331984), (248, 290486), (434, 165992), (496, 145243), (868, 82996), (1736, 41498), (3472, 20749)]